32290984 has 32 divisors (see below), whose sum is σ = 66860640. Its totient is φ = 14497600.

The previous prime is 32290981. The next prime is 32290987. The reversal of 32290984 is 48909223.

It is an interprime number because it is at equal distance from previous prime (32290981) and next prime (32290987).

It is not an unprimeable number, because it can be changed into a prime (32290981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5094 + ... + 9514.

It is an arithmetic number, because the mean of its divisors is an integer number (2089395).

Almost surely, 2^32290984 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32290984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33430320).

32290984 is an abundant number, since it is smaller than the sum of its proper divisors (34569656).

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

32290984 is a wasteful number, since it uses less digits than its factorization.

32290984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4521 (or 4517 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 32290984 is about 5682.5156401017. The cubic root of 32290984 is about 318.4396171759.

The spelling of 32290984 in words is "thirty-two million, two hundred ninety thousand, nine hundred eighty-four".