16980354 has 24 divisors (see below), whose sum is σ = 38154480. Its totient is φ = 5659956.

The previous prime is 16980329. The next prime is 16980391. The reversal of 16980354 is 45308961.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16984 + ... + 17955.

It is an arithmetic number, because the mean of its divisors is an integer number (1589770).

Almost surely, 2^16980354 is an apocalyptic number.

16980354 is an abundant number, since it is smaller than the sum of its proper divisors (21174126).

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

16980354 is an equidigital number, since it uses as much as digits as its factorization.

16980354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34956 (or 34944 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 16980354 is about 4120.7225094636. The cubic root of 16980354 is about 257.0290710855.

The spelling of 16980354 in words is "sixteen million, nine hundred eighty thousand, three hundred fifty-four".