870072352 has 12 divisors (see below), whose sum is σ = 1712955006. Its totient is φ = 435036160.

The previous prime is 870072331. The next prime is 870072373. The reversal of 870072352 is 253270078.

It is an interprime number because it is at equal distance from previous prime (870072331) and next prime (870072373).

It can be written as a sum of positive squares in only one way, i.e., 848207376 + 21864976 = 29124^2 + 4676^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13594849 + ... + 13594912.

Almost surely, 2^870072352 is an apocalyptic number.

It is an amenable number.

870072352 is a deficient number, since it is larger than the sum of its proper divisors (842882654).

870072352 is a wasteful number, since it uses less digits than its factorization.

870072352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27189771 (or 27189763 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 870072352 is about 29496.9888632721. The cubic root of 870072352 is about 954.6667338549. Note that the first 3 decimals are identical.

The spelling of 870072352 in words is "eight hundred seventy million, seventy-two thousand, three hundred fifty-two".