3642867401 has 8 divisors (see below), whose sum is σ = 3690692424. Its totient is φ = 3595350400.

The previous prime is 3642867373. The next prime is 3642867407. The reversal of 3642867401 is 1047682463.

It can be written as a sum of positive squares in 4 ways, for example, as 2162157001 + 1480710400 = 46499^2 + 38480^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3642867401 - 2²² = 3638673097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3642867407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53150 + ... + 100551.

It is an arithmetic number, because the mean of its divisors is an integer number (461336553).

Almost surely, 2^3642867401 is an apocalyptic number.

It is an amenable number.

3642867401 is a deficient number, since it is larger than the sum of its proper divisors (47825023).

3642867401 is a wasteful number, since it uses less digits than its factorization.

3642867401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154011.

The product of its (nonzero) digits is 193536, while the sum is 41.

The square root of 3642867401 is about 60356.1711923478. The cubic root of 3642867401 is about 1538.6781541142.

The spelling of 3642867401 in words is "three billion, six hundred forty-two million, eight hundred sixty-seven thousand, four hundred one".