667792452 has 24 divisors (see below), whose sum is σ = 1608447232. Its totient is φ = 215416800.

The previous prime is 667792439. The next prime is 667792471. The reversal of 667792452 is 254297766.

667792452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 897199 + ... + 897942.

Almost surely, 2^667792452 is an apocalyptic number.

667792452 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

667792452 is an abundant number, since it is smaller than the sum of its proper divisors (940654780).

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

667792452 is a wasteful number, since it uses less digits than its factorization.

667792452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1795179 (or 1795177 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 48.

The square root of 667792452 is about 25841.6805181087. The cubic root of 667792452 is about 874.0719202407.

The spelling of 667792452 in words is "six hundred sixty-seven million, seven hundred ninety-two thousand, four hundred fifty-two".