590056021 has 4 divisors (see below), whose sum is σ = 590141344. Its totient is φ = 589970700.

The previous prime is 590056013. The next prime is 590056063. The reversal of 590056021 is 120650095.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 590056021 - 2³ = 590056013 is a prime.

It is a super-2 number, since 2×590056021² = 696332215836704882, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (590056081) 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, 31275 + ... + 46456.

It is an arithmetic number, because the mean of its divisors is an integer number (147535336).

Almost surely, 2^590056021 is an apocalyptic number.

It is an amenable number.

590056021 is a deficient number, since it is larger than the sum of its proper divisors (85323).

590056021 is an equidigital number, since it uses as much as digits as its factorization.

590056021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85322.

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 590056021 is about 24291.0687496454. The cubic root of 590056021 is about 838.7471975582.

The spelling of 590056021 in words is "five hundred ninety million, fifty-six thousand, twenty-one".