20040932 has 6 divisors (see below), whose sum is σ = 35071638. Its totient is φ = 10020464.

The previous prime is 20040929. The next prime is 20040959. The reversal of 20040932 is 23904002.

It can be written as a sum of positive squares in only one way, i.e., 14546596 + 5494336 = 3814^2 + 2344^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2505113 + ... + 2505120.

It is an arithmetic number, because the mean of its divisors is an integer number (5845273).

Almost surely, 2^20040932 is an apocalyptic number.

It is an amenable number.

20040932 is a deficient number, since it is larger than the sum of its proper divisors (15030706).

20040932 is a wasteful number, since it uses less digits than its factorization.

20040932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5010237 (or 5010235 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 20040932 is about 4476.7099526326. The cubic root of 20040932 is about 271.6268130446.

Adding to 20040932 its reverse (23904002), we get a palindrome (43944934).

The spelling of 20040932 in words is "twenty million, forty thousand, nine hundred thirty-two".