66434152 has 16 divisors (see below), whose sum is σ = 124898400. Its totient is φ = 33127920.

The previous prime is 66434141. The next prime is 66434167. The reversal of 66434152 is 25143466.

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, 7924 + ... + 13987.

It is an arithmetic number, because the mean of its divisors is an integer number (7806150).

Almost surely, 2^66434152 is an apocalyptic number.

It is an amenable number.

66434152 is a deficient number, since it is larger than the sum of its proper divisors (58464248).

66434152 is a wasteful number, since it uses less digits than its factorization.

66434152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22296 (or 22292 counting only the distinct ones).

The product of its digits is 17280, while the sum is 31.

The square root of 66434152 is about 8150.7148152785. The cubic root of 66434152 is about 405.0081835465.

The spelling of 66434152 in words is "sixty-six million, four hundred thirty-four thousand, one hundred fifty-two".