66233274 has 16 divisors (see below), whose sum is σ = 137034720. Its totient is φ = 21316400.

The previous prime is 66233239. The next prime is 66233311. The reversal of 66233274 is 47233266.

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, 190152 + ... + 190499.

It is an arithmetic number, because the mean of its divisors is an integer number (8564670).

Almost surely, 2^66233274 is an apocalyptic number.

66233274 is an abundant number, since it is smaller than the sum of its proper divisors (70801446).

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

66233274 is a wasteful number, since it uses less digits than its factorization.

66233274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380685.

The product of its digits is 36288, while the sum is 33.

The square root of 66233274 is about 8138.3827631784. The cubic root of 66233274 is about 404.5995615257.

The spelling of 66233274 in words is "sixty-six million, two hundred thirty-three thousand, two hundred seventy-four".