20594122 has 4 divisors (see below), whose sum is σ = 30891186. Its totient is φ = 10297060.

The previous prime is 20594111. The next prime is 20594143. The reversal of 20594122 is 22149502.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 19175641 + 1418481 = 4379^2 + 1191^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5148529 + ... + 5148532.

Almost surely, 2^20594122 is an apocalyptic number.

20594122 is a deficient number, since it is larger than the sum of its proper divisors (10297064).

20594122 is a wasteful number, since it uses less digits than its factorization.

20594122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10297063.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 20594122 is about 4538.0747018973. The cubic root of 20594122 is about 274.1034028183.

The spelling of 20594122 in words is "twenty million, five hundred ninety-four thousand, one hundred twenty-two".