3639962 has 8 divisors (see below), whose sum is σ = 5576256. Its totient is φ = 1781212.

The previous prime is 3639959. The next prime is 3639967. The reversal of 3639962 is 2699363.

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

It is a super-2 number, since 2×3639962² = 26498646722888, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3639967) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19268 + ... + 19455.

It is an arithmetic number, because the mean of its divisors is an integer number (697032).

Almost surely, 2^3639962 is an apocalyptic number.

3639962 is a deficient number, since it is larger than the sum of its proper divisors (1936294).

3639962 is a wasteful number, since it uses less digits than its factorization.

3639962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38772.

The product of its digits is 52488, while the sum is 38.

The square root of 3639962 is about 1907.8684441020. The cubic root of 3639962 is about 153.8268983208.

The spelling of 3639962 in words is "three million, six hundred thirty-nine thousand, nine hundred sixty-two".