20590364 has 12 divisors (see below), whose sum is σ = 36912288. Its totient is φ = 10044000.

The previous prime is 20590337. The next prime is 20590369. The reversal of 20590364 is 46309502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20590369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62612 + ... + 62939.

It is an arithmetic number, because the mean of its divisors is an integer number (3076024).

Almost surely, 2^20590364 is an apocalyptic number.

It is an amenable number.

20590364 is a deficient number, since it is larger than the sum of its proper divisors (16321924).

20590364 is a wasteful number, since it uses less digits than its factorization.

20590364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125596 (or 125594 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 20590364 is about 4537.6606307656. The cubic root of 20590364 is about 274.0867290760.

Adding to 20590364 its reverse (46309502), we get a palindrome (66899866).

The spelling of 20590364 in words is "twenty million, five hundred ninety thousand, three hundred sixty-four".