667115352 has 40 divisors (see below), whose sum is σ = 1868542500. Its totient is φ = 222371568.

The previous prime is 667115341. The next prime is 667115359. The reversal of 667115352 is 253511766.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (667115359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 514102 + ... + 515397.

Almost surely, 2^667115352 is an apocalyptic number.

It is an amenable number.

667115352 is an abundant number, since it is smaller than the sum of its proper divisors (1201427148).

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

667115352 is a wasteful number, since it uses less digits than its factorization.

667115352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1029517 (or 1029504 counting only the distinct ones).

The product of its digits is 37800, while the sum is 36.

The square root of 667115352 is about 25828.5762673826. The cubic root of 667115352 is about 873.7764021568.

The spelling of 667115352 in words is "six hundred sixty-seven million, one hundred fifteen thousand, three hundred fifty-two".