32652390 has 16 divisors (see below), whose sum is σ = 78365808. Its totient is φ = 8707296.

The previous prime is 32652379. The next prime is 32652397. The reversal of 32652390 is 9325623.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 1088413 = 32652390 / (3 + 2 + 6 + 5 + 2 + 3 + 9 + 0).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32652397) 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, 544177 + ... + 544236.

It is an arithmetic number, because the mean of its divisors is an integer number (4897863).

Almost surely, 2^32652390 is an apocalyptic number.

32652390 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

32652390 is an abundant number, since it is smaller than the sum of its proper divisors (45713418).

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

32652390 is a wasteful number, since it uses less digits than its factorization.

32652390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1088423.

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 32652390 is about 5714.2269818410. The cubic root of 32652390 is about 319.6232219083.

The spelling of 32652390 in words is "thirty-two million, six hundred fifty-two thousand, three hundred ninety".