16704870 has 128 divisors (see below), whose sum is σ = 51287040. Its totient is φ = 3386880.

The previous prime is 16704851. The next prime is 16704889. The reversal of 16704870 is 7840761.

It is an interprime number because it is at equal distance from previous prime (16704851) and next prime (16704889).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 79065 + ... + 79275.

It is an arithmetic number, because the mean of its divisors is an integer number (400680).

Almost surely, 2^16704870 is an apocalyptic number.

16704870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 16704870, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25643520).

16704870 is an abundant number, since it is smaller than the sum of its proper divisors (34582170).

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

16704870 is a wasteful number, since it uses less digits than its factorization.

16704870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270.

The product of its (nonzero) digits is 9408, while the sum is 33.

The square root of 16704870 is about 4087.1591601013. The cubic root of 16704870 is about 255.6314990287.

The spelling of 16704870 in words is "sixteen million, seven hundred four thousand, eight hundred seventy".