66314392 has 16 divisors (see below), whose sum is σ = 124430040. Its totient is φ = 33133056.

The previous prime is 66314357. The next prime is 66314393. The reversal of 66314392 is 29341366.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66314393) 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, 14943 + ... + 18865.

Almost surely, 2^66314392 is an apocalyptic number.

It is an amenable number.

66314392 is a deficient number, since it is larger than the sum of its proper divisors (58115648).

66314392 is a wasteful number, since it uses less digits than its factorization.

66314392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6042 (or 6038 counting only the distinct ones).

The product of its digits is 23328, while the sum is 34.

The square root of 66314392 is about 8143.3649064745. The cubic root of 66314392 is about 404.7646694625.

It can be divided in two parts, 663 and 14392, that multiplied together give a triangular number (9541896 = T₄₃₆₈).

The spelling of 66314392 in words is "sixty-six million, three hundred fourteen thousand, three hundred ninety-two".