32996631 has 8 divisors (see below), whose sum is σ = 44224240. Its totient is φ = 21883392.

The previous prime is 32996627. The next prime is 32996633. The reversal of 32996631 is 13669923.

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

It is not a de Polignac number, because 32996631 - 2² = 32996627 is a prime.

It is a super-2 number, since 2×32996631² = 2177555314700322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 32996631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32996633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27916 + ... + 29073.

It is an arithmetic number, because the mean of its divisors is an integer number (5528030).

Almost surely, 2^32996631 is an apocalyptic number.

32996631 is a deficient number, since it is larger than the sum of its proper divisors (11227609).

32996631 is a wasteful number, since it uses less digits than its factorization.

32996631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57185.

The product of its digits is 52488, while the sum is 39.

The square root of 32996631 is about 5744.2694052421. The cubic root of 32996631 is about 320.7425172916.

The spelling of 32996631 in words is "thirty-two million, nine hundred ninety-six thousand, six hundred thirty-one".