16949320 has 32 divisors (see below), whose sum is σ = 38257920. Its totient is φ = 6758080.

The previous prime is 16949299. The next prime is 16949327. The reversal of 16949320 is 2394961.

It is not an unprimeable number, because it can be changed into a prime (16949327) 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, 19209 + ... + 20071.

It is an arithmetic number, because the mean of its divisors is an integer number (1195560).

Almost surely, 2^16949320 is an apocalyptic number.

16949320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16949320 is an abundant number, since it is smaller than the sum of its proper divisors (21308600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16949320 is a wasteful number, since it uses less digits than its factorization.

16949320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1365 (or 1361 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 16949320 is about 4116.9551855710. The cubic root of 16949320 is about 256.8723899270.

The spelling of 16949320 in words is "sixteen million, nine hundred forty-nine thousand, three hundred twenty".