20048590 has 32 divisors (see below), whose sum is σ = 37394784. Its totient is φ = 7733760.

The previous prime is 20048579. The next prime is 20048597. The reversal of 20048590 is 9584002.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20048597) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43642 + ... + 44098.

It is an arithmetic number, because the mean of its divisors is an integer number (1168587).

Almost surely, 2^20048590 is an apocalyptic number.

20048590 is a deficient number, since it is larger than the sum of its proper divisors (17346194).

20048590 is a wasteful number, since it uses less digits than its factorization.

20048590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 20048590 is about 4477.5651865718. The cubic root of 20048590 is about 271.6614064664.

The spelling of 20048590 in words is "twenty million, forty-eight thousand, five hundred ninety".