20550596 has 24 divisors (see below), whose sum is σ = 39372480. Its totient is φ = 9308000.

The previous prime is 20550587. The next prime is 20550599. The reversal of 20550596 is 69505502.

It is not an unprimeable number, because it can be changed into a prime (20550599) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15146 + ... + 16446.

It is an arithmetic number, because the mean of its divisors is an integer number (1640520).

Almost surely, 2^20550596 is an apocalyptic number.

It is an amenable number.

20550596 is a deficient number, since it is larger than the sum of its proper divisors (18821884).

20550596 is a wasteful number, since it uses less digits than its factorization.

20550596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1675 (or 1673 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 32.

The square root of 20550596 is about 4533.2765192518. The cubic root of 20550596 is about 273.9101593322.

The spelling of 20550596 in words is "twenty million, five hundred fifty thousand, five hundred ninety-six".