66669034 has 16 divisors (see below), whose sum is σ = 105751296. Its totient is φ = 31471200.

The previous prime is 66669023. The next prime is 66669059. The reversal of 66669034 is 43096666.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10572 + ... + 15655.

It is an arithmetic number, because the mean of its divisors is an integer number (6609456).

Almost surely, 2^66669034 is an apocalyptic number.

66669034 is a deficient number, since it is larger than the sum of its proper divisors (39082262).

66669034 is a wasteful number, since it uses less digits than its factorization.

66669034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26301.

The product of its (nonzero) digits is 139968, while the sum is 40.

The square root of 66669034 is about 8165.1107769583. The cubic root of 66669034 is about 405.4849325146.

The spelling of 66669034 in words is "sixty-six million, six hundred sixty-nine thousand, thirty-four".