3638315 has 8 divisors (see below), whose sum is σ = 4507008. Its totient is φ = 2816640.

The previous prime is 3638303. The next prime is 3638333. The reversal of 3638315 is 5138363.

3638315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 3638315 - 2⁶ = 3638251 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 11582 + ... + 11891.

It is an arithmetic number, because the mean of its divisors is an integer number (563376).

Almost surely, 2^3638315 is an apocalyptic number.

3638315 is a deficient number, since it is larger than the sum of its proper divisors (868693).

3638315 is a wasteful number, since it uses less digits than its factorization.

3638315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23509.

The product of its digits is 6480, while the sum is 29.

The square root of 3638315 is about 1907.4367617303. The cubic root of 3638315 is about 153.8036937633.

The spelling of 3638315 in words is "three million, six hundred thirty-eight thousand, three hundred fifteen".