3642507 has 12 divisors (see below), whose sum is σ = 5739864. Its totient is φ = 2207520.

The previous prime is 3642497. The next prime is 3642559. The reversal of 3642507 is 7052463.

It is a happy number.

It is not a de Polignac number, because 3642507 - 2⁴ = 3642491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3642577) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18298 + ... + 18495.

It is an arithmetic number, because the mean of its divisors is an integer number (478322).

Almost surely, 2^3642507 is an apocalyptic number.

3642507 is a deficient number, since it is larger than the sum of its proper divisors (2097357).

3642507 is a wasteful number, since it uses less digits than its factorization.

3642507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36810 (or 36807 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 3642507 is about 1908.5353022672. The cubic root of 3642507 is about 153.8627410257.

The spelling of 3642507 in words is "three million, six hundred forty-two thousand, five hundred seven".