32890752 has 128 divisors (see below), whose sum is σ = 100531200. Its totient is φ = 10575360.

The previous prime is 32890717. The next prime is 32890763. The reversal of 32890752 is 25709823.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106983 + ... + 107289.

It is an arithmetic number, because the mean of its divisors is an integer number (785400).

Almost surely, 2^32890752 is an apocalyptic number.

32890752 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32890752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50265600).

32890752 is an abundant number, since it is smaller than the sum of its proper divisors (67640448).

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

32890752 is a wasteful number, since it uses less digits than its factorization.

32890752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361 (or 343 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 32890752 is about 5735.0459457619. The cubic root of 32890752 is about 320.3990854103.

The spelling of 32890752 in words is "thirty-two million, eight hundred ninety thousand, seven hundred fifty-two".