66350232 has 64 divisors (see below), whose sum is σ = 198492000. Its totient is φ = 20414592.

The previous prime is 66350203. The next prime is 66350267. The reversal of 66350232 is 23205366.

66350232 is a `hidden beast` number, since 6 + 635 + 0 + 23 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 66350196 and 66350205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9007 + ... + 14622.

Almost surely, 2^66350232 is an apocalyptic number.

It is an amenable number.

66350232 is an abundant number, since it is smaller than the sum of its proper divisors (132141768).

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

66350232 is a wasteful number, since it uses less digits than its factorization.

66350232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23657 (or 23647 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 66350232 is about 8145.5651737617. The cubic root of 66350232 is about 404.8375754722.

Adding to 66350232 its reverse (23205366), we get a palindrome (89555598).

The spelling of 66350232 in words is "sixty-six million, three hundred fifty thousand, two hundred thirty-two".