16913456 has 20 divisors (see below), whose sum is σ = 37451472. Its totient is φ = 7248576.

The previous prime is 16913447. The next prime is 16913461. The reversal of 16913456 is 65431961.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75395 + ... + 75618.

Almost surely, 2^16913456 is an apocalyptic number.

16913456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16913456 is an abundant number, since it is smaller than the sum of its proper divisors (20538016).

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

16913456 is a wasteful number, since it uses less digits than its factorization.

16913456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151028 (or 151022 counting only the distinct ones).

The product of its digits is 19440, while the sum is 35.

The square root of 16913456 is about 4112.5972328931. The cubic root of 16913456 is about 256.6910851752.

It can be divided in two parts, 169 and 13456, that multiplied together give a square (2274064 = 1508²).

The spelling of 16913456 in words is "sixteen million, nine hundred thirteen thousand, four hundred fifty-six".