20039234 has 16 divisors (see below), whose sum is σ = 30486456. Its totient is φ = 9878400.

The previous prime is 20039221. The next prime is 20039251. The reversal of 20039234 is 43293002.

It can be written as a sum of positive squares in 4 ways, for example, as 18037009 + 2002225 = 4247^2 + 1415^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71174 + ... + 71454.

Almost surely, 2^20039234 is an apocalyptic number.

20039234 is a deficient number, since it is larger than the sum of its proper divisors (10447222).

20039234 is a wasteful number, since it uses less digits than its factorization.

20039234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 20039234 is about 4476.5203004119. The cubic root of 20039234 is about 271.6191414893.

The spelling of 20039234 in words is "twenty million, thirty-nine thousand, two hundred thirty-four".