32139004 has 12 divisors (see below), whose sum is σ = 58688784. Its totient is φ = 15370784.

The previous prime is 32138969. The next prime is 32139007. The reversal of 32139004 is 40093123.

It is a super-2 number, since 2×32139004² = 2065831156224032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32139007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174577 + ... + 174760.

It is an arithmetic number, because the mean of its divisors is an integer number (4890732).

Almost surely, 2^32139004 is an apocalyptic number.

It is an amenable number.

32139004 is a deficient number, since it is larger than the sum of its proper divisors (26549780).

32139004 is a wasteful number, since it uses less digits than its factorization.

32139004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349364 (or 349362 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 32139004 is about 5669.1272696950. The cubic root of 32139004 is about 317.9392444879.

The spelling of 32139004 in words is "thirty-two million, one hundred thirty-nine thousand, four".