707021072 has 20 divisors (see below), whose sum is σ = 1393073040. Its totient is φ = 347518368.

The previous prime is 707021023. The next prime is 707021153. The reversal of 707021072 is 270120707.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 373538 + ... + 375425.

It is an arithmetic number, because the mean of its divisors is an integer number (69653652).

Almost surely, 2^707021072 is an apocalyptic number.

It is an amenable number.

707021072 is a deficient number, since it is larger than the sum of its proper divisors (686051968).

707021072 is a wasteful number, since it uses less digits than its factorization.

707021072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 749030 (or 749024 counting only the distinct ones).

The product of its (nonzero) digits is 1372, while the sum is 26.

The square root of 707021072 is about 26589.8678447261. The cubic root of 707021072 is about 890.8627210831.

Adding to 707021072 its reverse (270120707), we get a palindrome (977141779).

The spelling of 707021072 in words is "seven hundred seven million, twenty-one thousand, seventy-two".