20952332 has 6 divisors (see below), whose sum is σ = 36666588. Its totient is φ = 10476164.

The previous prime is 20952319. The next prime is 20952343. The reversal of 20952332 is 23325902.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2619038 + ... + 2619045.

It is an arithmetic number, because the mean of its divisors is an integer number (6111098).

Almost surely, 2^20952332 is an apocalyptic number.

It is an amenable number.

20952332 is a deficient number, since it is larger than the sum of its proper divisors (15714256).

20952332 is a wasteful number, since it uses less digits than its factorization.

20952332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5238087 (or 5238085 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 20952332 is about 4577.3717349588. The cubic root of 20952332 is about 275.6835096537.

The spelling of 20952332 in words is "twenty million, nine hundred fifty-two thousand, three hundred thirty-two".