667045124 has 12 divisors (see below), whose sum is σ = 1207581900. Its totient is φ = 322021728.

The previous prime is 667045117. The next prime is 667045129. The reversal of 667045124 is 421540766.

It can be written as a sum of positive squares in 2 ways, for example, as 442345024 + 224700100 = 21032^2 + 14990^2 .

It is not an unprimeable number, because it can be changed into a prime (667045129) 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, 2875079 + ... + 2875310.

It is an arithmetic number, because the mean of its divisors is an integer number (100631825).

Almost surely, 2^667045124 is an apocalyptic number.

It is an amenable number.

667045124 is a deficient number, since it is larger than the sum of its proper divisors (540536776).

667045124 is a wasteful number, since it uses less digits than its factorization.

667045124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5750422 (or 5750420 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 667045124 is about 25827.2167296439. The cubic root of 667045124 is about 873.7457399320.

The spelling of 667045124 in words is "six hundred sixty-seven million, forty-five thousand, one hundred twenty-four".