66252294 has 24 divisors (see below), whose sum is σ = 143817960. Its totient is φ = 22042368.

The previous prime is 66252289. The next prime is 66252299. The reversal of 66252294 is 49225266.

66252294 is a `hidden beast` number, since 6 + 625 + 2 + 29 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (66252289) and next prime (66252299).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66252299) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7197 + ... + 13575.

It is an arithmetic number, because the mean of its divisors is an integer number (5992415).

Almost surely, 2^66252294 is an apocalyptic number.

66252294 is an abundant number, since it is smaller than the sum of its proper divisors (77565666).

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

66252294 is a wasteful number, since it uses less digits than its factorization.

66252294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6964 (or 6961 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 66252294 is about 8139.5512161298. The cubic root of 66252294 is about 404.6382870116.

The spelling of 66252294 in words is "sixty-six million, two hundred fifty-two thousand, two hundred ninety-four".