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3876407 = 4390149
BaseRepresentation
bin1110110010011000110111
321021221102122
432302120313
51443021112
6215030155
744643323
oct16623067
97257378
103876407
112208447
12136b35b
13a59542
1472c983
15518872
hex3b2637

3876407 has 4 divisors (see below), whose sum is σ = 3966600. Its totient is φ = 3786216.

The previous prime is 3876403. The next prime is 3876413. The reversal of 3876407 is 7046783.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3876407 - 22 = 3876403 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3876403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45032 + ... + 45117.

It is an arithmetic number, because the mean of its divisors is an integer number (991650).

Almost surely, 23876407 is an apocalyptic number.

3876407 is a deficient number, since it is larger than the sum of its proper divisors (90193).

3876407 is an equidigital number, since it uses as much as digits as its factorization.

3876407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90192.

The product of its (nonzero) digits is 28224, while the sum is 35.

The square root of 3876407 is about 1968.8593144255. The cubic root of 3876407 is about 157.0880407388.

The spelling of 3876407 in words is "three million, eight hundred seventy-six thousand, four hundred seven".

Divisors: 1 43 90149 3876407