20460568 has 16 divisors (see below), whose sum is σ = 40383000. Its totient is φ = 9691776.

The previous prime is 20460553. The next prime is 20460569. The reversal of 20460568 is 86506402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20460569) 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, 67153 + ... + 67456.

Almost surely, 2^20460568 is an apocalyptic number.

It is an amenable number.

20460568 is a deficient number, since it is larger than the sum of its proper divisors (19922432).

20460568 is a wasteful number, since it uses less digits than its factorization.

20460568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134634 (or 134630 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 20460568 is about 4523.3359371154. The cubic root of 20460568 is about 273.5095921781.

The spelling of 20460568 in words is "twenty million, four hundred sixty thousand, five hundred sixty-eight".