20160372 has 24 divisors (see below), whose sum is σ = 47388096. Its totient is φ = 6670528.

The previous prime is 20160341. The next prime is 20160391. The reversal of 20160372 is 27306102.

It is a happy number.

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, 4488 + ... + 7775.

It is an arithmetic number, because the mean of its divisors is an integer number (1974504).

Almost surely, 2^20160372 is an apocalyptic number.

It is an amenable number.

20160372 is an abundant number, since it is smaller than the sum of its proper divisors (27227724).

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

20160372 is a wasteful number, since it uses less digits than its factorization.

20160372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12407 (or 12405 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 20160372 is about 4490.0302894301. The cubic root of 20160372 is about 272.1653586505.

Adding to 20160372 its reverse (27306102), we get a palindrome (47466474).

The spelling of 20160372 in words is "twenty million, one hundred sixty thousand, three hundred seventy-two".