32452920 has 128 divisors (see below), whose sum is σ = 109440000. Its totient is φ = 8553600.

The previous prime is 32452919. The next prime is 32452921. The reversal of 32452920 is 2925423.

It is an interprime number because it is at equal distance from previous prime (32452919) and next prime (32452921).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32452921) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 162981 + ... + 163179.

It is an arithmetic number, because the mean of its divisors is an integer number (855000).

Almost surely, 2^32452920 is an apocalyptic number.

32452920 is a gapful number since it is divisible by the number (30) 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 32452920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54720000).

32452920 is an abundant number, since it is smaller than the sum of its proper divisors (76987080).

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

32452920 is a wasteful number, since it uses less digits than its factorization.

32452920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370 (or 360 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 32452920 is about 5696.7464398549. The cubic root of 32452920 is about 318.9710439088.

The spelling of 32452920 in words is "thirty-two million, four hundred fifty-two thousand, nine hundred twenty".