15949056 has 72 divisors (see below), whose sum is σ = 44722720. Its totient is φ = 5031936.

The previous prime is 15949049. The next prime is 15949081. The reversal of 15949056 is 65094951.

It is a super-2 number, since 2×15949056² = 508744774582272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14046 + ... + 15138.

Almost surely, 2^15949056 is an apocalyptic number.

15949056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15949056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22361360).

15949056 is an abundant number, since it is smaller than the sum of its proper divisors (28773664).

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

15949056 is a wasteful number, since it uses less digits than its factorization.

15949056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1131 (or 1117 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 39.

The square root of 15949056 is about 3993.6269229862. The cubic root of 15949056 is about 251.7164863921.

The spelling of 15949056 in words is "fifteen million, nine hundred forty-nine thousand, fifty-six".