20593072 has 10 divisors (see below), whose sum is σ = 39899108. Its totient is φ = 10296528.

The previous prime is 20593063. The next prime is 20593121. The reversal of 20593072 is 27039502.

It is a super-2 number, since 2×20593072² = 848149228794368, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20593072.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 643518 + ... + 643549.

Almost surely, 2^20593072 is an apocalyptic number.

It is an amenable number.

20593072 is a deficient number, since it is larger than the sum of its proper divisors (19306036).

20593072 is a wasteful number, since it uses less digits than its factorization.

20593072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1287075 (or 1287069 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 20593072 is about 4537.9590125959. The cubic root of 20593072 is about 274.0987443132.

The spelling of 20593072 in words is "twenty million, five hundred ninety-three thousand, seventy-two".