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386467401 = 3128822467
BaseRepresentation
bin10111000010010…
…000011001001001
3222221012120121110
4113002100121021
51242413424101
6102203200533
712401630055
oct2702203111
9887176543
10386467401
11189172751
12a9516149
13620b3b48
1439480c65
1523dddcd6
hex17090649

386467401 has 4 divisors (see below), whose sum is σ = 515289872. Its totient is φ = 257644932.

The previous prime is 386467387. The next prime is 386467439. The reversal of 386467401 is 104764683.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 104764683 = 334921561.

It is not a de Polignac number, because 386467401 - 29 = 386466889 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 386467401.

It is not an unprimeable number, because it can be changed into a prime (386467451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64411231 + ... + 64411236.

It is an arithmetic number, because the mean of its divisors is an integer number (128822468).

Almost surely, 2386467401 is an apocalyptic number.

It is an amenable number.

386467401 is a deficient number, since it is larger than the sum of its proper divisors (128822471).

386467401 is a wasteful number, since it uses less digits than its factorization.

386467401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128822470.

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 386467401 is about 19658.7741479473. The cubic root of 386467401 is about 728.4017080418.

The spelling of 386467401 in words is "three hundred eighty-six million, four hundred sixty-seven thousand, four hundred one".

Divisors: 1 3 128822467 386467401