16472880 has 120 divisors (see below), whose sum is σ = 56058912. Its totient is φ = 4334592.

The previous prime is 16472861. The next prime is 16472891. The reversal of 16472880 is 8827461.

16472880 is a `hidden beast` number, since 1 + 647 + 2 + 8 + 8 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-3 number, since 3×16472880³ (a number of 23 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98557 + ... + 98723.

Almost surely, 2^16472880 is an apocalyptic number.

16472880 is a gapful number since it is divisible by the number (10) 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 16472880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28029456).

16472880 is an abundant number, since it is smaller than the sum of its proper divisors (39586032).

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

16472880 is a wasteful number, since it uses less digits than its factorization.

16472880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323 (or 314 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 36.

The square root of 16472880 is about 4058.6795882405. The cubic root of 16472880 is about 254.4426118250.

The spelling of 16472880 in words is "sixteen million, four hundred seventy-two thousand, eight hundred eighty".