16699056 has 40 divisors (see below), whose sum is σ = 47062464. Its totient is φ = 5060160.

The previous prime is 16699051. The next prime is 16699057. The reversal of 16699056 is 65099661.

It is a super-2 number, since 2×16699056² = 557716942582272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16698999 and 16699017.

It is not an unprimeable number, because it can be changed into a prime (16699051) 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, 15286 + ... + 16341.

Almost surely, 2^16699056 is an apocalyptic number.

16699056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16699056 is an abundant number, since it is smaller than the sum of its proper divisors (30363408).

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

16699056 is a wasteful number, since it uses less digits than its factorization.

16699056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31649 (or 31643 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 42.

The square root of 16699056 is about 4086.4478462352. The cubic root of 16699056 is about 255.6018387362.

The spelling of 16699056 in words is "sixteen million, six hundred ninety-nine thousand, fifty-six".