20573016 has 32 divisors (see below), whose sum is σ = 51816240. Its totient is φ = 6806528.

The previous prime is 20573011. The next prime is 20573039. The reversal of 20573016 is 61037502.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20573011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160 + ... + 6416.

Almost surely, 2^20573016 is an apocalyptic number.

It is an amenable number.

20573016 is an abundant number, since it is smaller than the sum of its proper divisors (31243224).

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

20573016 is a wasteful number, since it uses less digits than its factorization.

20573016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6403 (or 6399 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 20573016 is about 4535.7486702859. The cubic root of 20573016 is about 274.0097320144.

The spelling of 20573016 in words is "twenty million, five hundred seventy-three thousand, sixteen".