16339631 has 8 divisors (see below), whose sum is σ = 20371584. Its totient is φ = 12732120.

The previous prime is 16339627. The next prime is 16339633. The reversal of 16339631 is 13693361.

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 16339631 - 2² = 16339627 is a prime.

It is a super-2 number, since 2×16339631² = 533967082432322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16339633) 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, 106025 + ... + 106178.

It is an arithmetic number, because the mean of its divisors is an integer number (2546448).

Almost surely, 2^16339631 is an apocalyptic number.

16339631 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

16339631 is a deficient number, since it is larger than the sum of its proper divisors (4031953).

16339631 is a wasteful number, since it uses less digits than its factorization.

16339631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212221.

The product of its digits is 8748, while the sum is 32.

The square root of 16339631 is about 4042.2309434272. The cubic root of 16339631 is about 253.7546921730.

The spelling of 16339631 in words is "sixteen million, three hundred thirty-nine thousand, six hundred thirty-one".