32494991 has 8 divisors (see below), whose sum is σ = 33798720. Its totient is φ = 31213728.

The previous prime is 32494981. The next prime is 32495009. The reversal of 32494991 is 19949423.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32494991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32494901) 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, 2636 + ... + 8481.

It is an arithmetic number, because the mean of its divisors is an integer number (4224840).

Almost surely, 2^32494991 is an apocalyptic number.

32494991 is a deficient number, since it is larger than the sum of its proper divisors (1303729).

32494991 is a wasteful number, since it uses less digits than its factorization.

32494991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11233.

The product of its digits is 69984, while the sum is 41.

The square root of 32494991 is about 5700.4377902052. The cubic root of 32494991 is about 319.1088192473.

The spelling of 32494991 in words is "thirty-two million, four hundred ninety-four thousand, nine hundred ninety-one".