16980480 has 240 divisors, whose sum is σ = 65111904. Its totient is φ = 4055040.

The previous prime is 16980451. The next prime is 16980493. The reversal of 16980480 is 8408961.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (240).

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, 253407 + ... + 253473.

Almost surely, 2^16980480 is an apocalyptic number.

16980480 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 16980480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32555952).

16980480 is an abundant number, since it is smaller than the sum of its proper divisors (48131424).

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

16980480 is a wasteful number, since it uses less digits than its factorization.

16980480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107 (or 88 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 16980480 is about 4120.7377980163. The cubic root of 16980480 is about 257.0297068316.

The spelling of 16980480 in words is "sixteen million, nine hundred eighty thousand, four hundred eighty".