16479690 has 16 divisors (see below), whose sum is σ = 39551328. Its totient is φ = 4394576.

The previous prime is 16479667. The next prime is 16479709. The reversal of 16479690 is 9697461.

It is a super-2 number, since 2×16479690² = 543160364992200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 274632 + ... + 274691.

It is an arithmetic number, because the mean of its divisors is an integer number (2471958).

Almost surely, 2^16479690 is an apocalyptic number.

16479690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16479690 is an abundant number, since it is smaller than the sum of its proper divisors (23071638).

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

16479690 is a wasteful number, since it uses less digits than its factorization.

16479690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549333.

The product of its (nonzero) digits is 81648, while the sum is 42.

The square root of 16479690 is about 4059.5184443478. The cubic root of 16479690 is about 254.4776697599.

The spelling of 16479690 in words is "sixteen million, four hundred seventy-nine thousand, six hundred ninety".