210339072 has 72 divisors (see below), whose sum is σ = 622030080. Its totient is φ = 70110720.

The previous prime is 210339049. The next prime is 210339097. The reversal of 210339072 is 270933012.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8304 + ... + 22127.

Almost surely, 2^210339072 is an apocalyptic number.

It is an amenable number.

210339072 is an abundant number, since it is smaller than the sum of its proper divisors (411691008).

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

210339072 is an equidigital number, since it uses as much as digits as its factorization.

210339072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30456 (or 30436 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 210339072 is about 14503.0711230415. The cubic root of 210339072 is about 594.7119307937.

The spelling of 210339072 in words is "two hundred ten million, three hundred thirty-nine thousand, seventy-two".