667048456 has 16 divisors (see below), whose sum is σ = 1251085500. Its totient is φ = 333425664.

The previous prime is 667048451. The next prime is 667048457. The reversal of 667048456 is 654840766.

It can be written as a sum of positive squares in 2 ways, for example, as 646888356 + 20160100 = 25434^2 + 4490^2 .

It is not an unprimeable number, because it can be changed into a prime (667048451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22096 + ... + 42688.

Almost surely, 2^667048456 is an apocalyptic number.

It is an amenable number.

667048456 is a deficient number, since it is larger than the sum of its proper divisors (584037044).

667048456 is a wasteful number, since it uses less digits than its factorization.

667048456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24648 (or 24644 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 46.

The square root of 667048456 is about 25827.2812351591. The cubic root of 667048456 is about 873.7471947641.

The spelling of 667048456 in words is "six hundred sixty-seven million, forty-eight thousand, four hundred fifty-six".