20212832 has 24 divisors (see below), whose sum is σ = 39898152. Its totient is φ = 10080000.

The previous prime is 20212831. The next prime is 20212853. The reversal of 20212832 is 23821202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20212831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18707 + ... + 19757.

It is an arithmetic number, because the mean of its divisors is an integer number (1662423).

Almost surely, 2^20212832 is an apocalyptic number.

It is an amenable number.

20212832 is a deficient number, since it is larger than the sum of its proper divisors (19685320).

20212832 is a wasteful number, since it uses less digits than its factorization.

20212832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1662 (or 1654 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 20212832 is about 4495.8683254740. The cubic root of 20212832 is about 272.4012244758.

The spelling of 20212832 in words is "twenty million, two hundred twelve thousand, eight hundred thirty-two".