20066372 has 12 divisors (see below), whose sum is σ = 35711760. Its totient is φ = 9863016.

The previous prime is 20066369. The next prime is 20066399. The reversal of 20066372 is 27366002.

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, 42278 + ... + 42749.

It is an arithmetic number, because the mean of its divisors is an integer number (2975980).

Almost surely, 2^20066372 is an apocalyptic number.

It is an amenable number.

20066372 is a deficient number, since it is larger than the sum of its proper divisors (15645388).

20066372 is a wasteful number, since it uses less digits than its factorization.

20066372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85090 (or 85088 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 20066372 is about 4479.5504238707. The cubic root of 20066372 is about 271.7416989898.

The spelling of 20066372 in words is "twenty million, sixty-six thousand, three hundred seventy-two".