20042032 has 20 divisors (see below), whose sum is σ = 38903760. Its totient is φ = 10002368.

The previous prime is 20041981. The next prime is 20042041. The reversal of 20042032 is 23024002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12678 + ... + 14170.

It is an arithmetic number, because the mean of its divisors is an integer number (1945188).

Almost surely, 2^20042032 is an apocalyptic number.

It is an amenable number.

20042032 is a deficient number, since it is larger than the sum of its proper divisors (18861728).

20042032 is a wasteful number, since it uses less digits than its factorization.

20042032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2340 (or 2334 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 20042032 is about 4476.8328090292. The cubic root of 20042032 is about 271.6317826077.

Adding to 20042032 its reverse (23024002), we get a palindrome (43066034).

The spelling of 20042032 in words is "twenty million, forty-two thousand, thirty-two".