32000402236 has 24 divisors (see below), whose sum is σ = 61102674864. Its totient is φ = 14543018880.

The previous prime is 32000402221. The next prime is 32000402237. The reversal of 32000402236 is 63220400023.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32000402237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193216 + ... + 318328.

It is an arithmetic number, because the mean of its divisors is an integer number (2545944786).

Almost surely, 2^32000402236 is an apocalyptic number.

It is an amenable number.

32000402236 is a deficient number, since it is larger than the sum of its proper divisors (29102272628).

32000402236 is a wasteful number, since it uses less digits than its factorization.

32000402236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130941 (or 130939 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 32000402236 its reverse (63220400023), we get a palindrome (95220802259).

The spelling of 32000402236 in words is "thirty-two billion, four hundred two thousand, two hundred thirty-six".