66034874 has 8 divisors (see below), whose sum is σ = 99100800. Its totient is φ = 33001276.

The previous prime is 66034849. The next prime is 66034877. The reversal of 66034874 is 47843066.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (66034877) 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, 2084 + ... + 11679.

It is an arithmetic number, because the mean of its divisors is an integer number (12387600).

Almost surely, 2^66034874 is an apocalyptic number.

66034874 is a deficient number, since it is larger than the sum of its proper divisors (33065926).

66034874 is a wasteful number, since it uses less digits than its factorization.

66034874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16164.

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 66034874 is about 8126.1844675100. The cubic root of 66034874 is about 404.1951684202.

The spelling of 66034874 in words is "sixty-six million, thirty-four thousand, eight hundred seventy-four".