32991134 has 12 divisors (see below), whose sum is σ = 54394872. Its totient is φ = 14995860.

The previous prime is 32991103. The next prime is 32991137. The reversal of 32991134 is 43119923.

It is a self number, because there is not a number n which added to its sum of digits gives 32991134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32991137) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 67922 + ... + 68405.

It is an arithmetic number, because the mean of its divisors is an integer number (4532906).

Almost surely, 2^32991134 is an apocalyptic number.

32991134 is a deficient number, since it is larger than the sum of its proper divisors (21403738).

32991134 is a wasteful number, since it uses less digits than its factorization.

32991134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136351 (or 136340 counting only the distinct ones).

The product of its digits is 5832, while the sum is 32.

The square root of 32991134 is about 5743.7909084506. The cubic root of 32991134 is about 320.7247051748.

The spelling of 32991134 in words is "thirty-two million, nine hundred ninety-one thousand, one hundred thirty-four".