66414652 has 12 divisors (see below), whose sum is σ = 122342920. Its totient is φ = 31459536.

The previous prime is 66414637. The next prime is 66414721. The reversal of 66414652 is 25641466.

It is a super-2 number, since 2×66414652² = 8821812000562208, which contains 22 as substring.

It is a congruent number.

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, 436863 + ... + 437014.

Almost surely, 2^66414652 is an apocalyptic number.

It is an amenable number.

66414652 is a deficient number, since it is larger than the sum of its proper divisors (55928268).

66414652 is a wasteful number, since it uses less digits than its factorization.

66414652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873900 (or 873898 counting only the distinct ones).

The product of its digits is 34560, while the sum is 34.

The square root of 66414652 is about 8149.5185133847. The cubic root of 66414652 is about 404.9685531647.

The spelling of 66414652 in words is "sixty-six million, four hundred fourteen thousand, six hundred fifty-two".