66952632 has 32 divisors (see below), whose sum is σ = 174660480. Its totient is φ = 21347040.

The previous prime is 66952583. The next prime is 66952649. The reversal of 66952632 is 23625966.

It is a congruent number.

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, 60094 + ... + 61197.

It is an arithmetic number, because the mean of its divisors is an integer number (5458140).

Almost surely, 2^66952632 is an apocalyptic number.

It is an amenable number.

66952632 is an abundant number, since it is smaller than the sum of its proper divisors (107707848).

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

66952632 is a wasteful number, since it uses less digits than its factorization.

66952632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121323 (or 121319 counting only the distinct ones).

The product of its digits is 116640, while the sum is 39.

The square root of 66952632 is about 8182.4587991630. The cubic root of 66952632 is about 406.0590723498.

It can be divided in two parts, 669 and 52632, that added together give a triangular number (53301 = T₃₂₆).

The spelling of 66952632 in words is "sixty-six million, nine hundred fifty-two thousand, six hundred thirty-two".