20044532 has 6 divisors (see below), whose sum is σ = 35077938. Its totient is φ = 10022264.

The previous prime is 20044529. The next prime is 20044567. The reversal of 20044532 is 23544002.

It can be written as a sum of positive squares in only one way, i.e., 10471696 + 9572836 = 3236^2 + 3094^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2505563 + ... + 2505570.

It is an arithmetic number, because the mean of its divisors is an integer number (5846323).

Almost surely, 2^20044532 is an apocalyptic number.

It is an amenable number.

20044532 is a deficient number, since it is larger than the sum of its proper divisors (15033406).

20044532 is a wasteful number, since it uses less digits than its factorization.

20044532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5011137 (or 5011135 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 20044532 is about 4477.1120155743. The cubic root of 20044532 is about 271.6430763930.

Adding to 20044532 its reverse (23544002), we get a palindrome (43588534).

The spelling of 20044532 in words is "twenty million, forty-four thousand, five hundred thirty-two".