670247152 has 20 divisors (see below), whose sum is σ = 1306385136. Its totient is φ = 333115520.

The previous prime is 670247143. The next prime is 670247177. The reversal of 670247152 is 251742076.

It is a super-2 number, since 2×670247152² = 898462489528222208, which contains 22 as substring.

It is a congruent number.

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, 122749 + ... + 128092.

Almost surely, 2^670247152 is an apocalyptic number.

It is an amenable number.

670247152 is a deficient number, since it is larger than the sum of its proper divisors (636137984).

670247152 is a wasteful number, since it uses less digits than its factorization.

670247152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251016 (or 251010 counting only the distinct ones).

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

The square root of 670247152 is about 25889.1319282822. The cubic root of 670247152 is about 875.1415942830.

The spelling of 670247152 in words is "six hundred seventy million, two hundred forty-seven thousand, one hundred fifty-two".