667245364 has 36 divisors (see below), whose sum is σ = 1259187552. Its totient is φ = 308782320.

The previous prime is 667245343. The next prime is 667245367. The reversal of 667245364 is 463542766.

It is a self number, because there is not a number n which added to its sum of digits gives 667245364.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (667245367) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84639 + ... + 92185.

It is an arithmetic number, because the mean of its divisors is an integer number (34977432).

Almost surely, 2^667245364 is an apocalyptic number.

It is an amenable number.

667245364 is a deficient number, since it is larger than the sum of its proper divisors (591942188).

667245364 is a wasteful number, since it uses less digits than its factorization.

667245364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7636 (or 7603 counting only the distinct ones).

The product of its digits is 725760, while the sum is 43.

The square root of 667245364 is about 25831.0929695203. The cubic root of 667245364 is about 873.8331609758.

The spelling of 667245364 in words is "six hundred sixty-seven million, two hundred forty-five thousand, three hundred sixty-four".