66703134 has 32 divisors (see below), whose sum is σ = 139991040. Its totient is φ = 21160800.

The previous prime is 66703111. The next prime is 66703141. The reversal of 66703134 is 43130766.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8407 + ... + 14285.

It is an arithmetic number, because the mean of its divisors is an integer number (4374720).

Almost surely, 2^66703134 is an apocalyptic number.

66703134 is an abundant number, since it is smaller than the sum of its proper divisors (73287906).

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

66703134 is a wasteful number, since it uses less digits than its factorization.

66703134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5976.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 66703134 is about 8167.1986629444. The cubic root of 66703134 is about 405.5540534573.

The spelling of 66703134 in words is "sixty-six million, seven hundred three thousand, one hundred thirty-four".