667950038 has 32 divisors (see below), whose sum is σ = 1205867520. Its totient is φ = 271291680.

The previous prime is 667950029. The next prime is 667950047. The reversal of 667950038 is 830059766.

It is an interprime number because it is at equal distance from previous prime (667950029) and next prime (667950047).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25583 + ... + 44613.

It is an arithmetic number, because the mean of its divisors is an integer number (37683360).

Almost surely, 2^667950038 is an apocalyptic number.

667950038 is a deficient number, since it is larger than the sum of its proper divisors (537917482).

667950038 is a wasteful number, since it uses less digits than its factorization.

667950038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19172.

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 667950038 is about 25844.7294046581. The cubic root of 667950038 is about 874.1406694775.

The spelling of 667950038 in words is "six hundred sixty-seven million, nine hundred fifty thousand, thirty-eight".