66474076 has 12 divisors (see below), whose sum is σ = 117802720. Its totient is φ = 32816160.

The previous prime is 66474053. The next prime is 66474101. The reversal of 66474076 is 67047466.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104865 + ... + 105496.

Almost surely, 2^66474076 is an apocalyptic number.

It is an amenable number.

66474076 is a deficient number, since it is larger than the sum of its proper divisors (51328644).

66474076 is a wasteful number, since it uses less digits than its factorization.

66474076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210444 (or 210442 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 40.

The square root of 66474076 is about 8153.1635577854. The cubic root of 66474076 is about 405.0892979947.

The spelling of 66474076 in words is "sixty-six million, four hundred seventy-four thousand, seventy-six".