32000140 has 24 divisors (see below), whose sum is σ = 67560192. Its totient is φ = 12731520.

The previous prime is 32000119. The next prime is 32000147. The reversal of 32000140 is 4100023.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (32000147) 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, 369 + ... + 8008.

It is an arithmetic number, because the mean of its divisors is an integer number (2815008).

Almost surely, 2^32000140 is an apocalyptic number.

It is an amenable number.

32000140 is an abundant number, since it is smaller than the sum of its proper divisors (35560052).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32000140 is a wasteful number, since it uses less digits than its factorization.

32000140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8577 (or 8575 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 32000140 is about 5656.8666238475. The cubic root of 32000140 is about 317.4806733849.

Adding to 32000140 its reverse (4100023), we get a palindrome (36100163).

The spelling of 32000140 in words is "thirty-two million, one hundred forty", and thus it is an aban number.