3232920 has 64 divisors (see below), whose sum is σ = 10044000. Its totient is φ = 831488.

The previous prime is 3232883. The next prime is 3232927. The reversal of 3232920 is 292323.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3232927) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3016 + ... + 3944.

Almost surely, 2^3232920 is an apocalyptic number.

3232920 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 3232920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5022000).

3232920 is an abundant number, since it is smaller than the sum of its proper divisors (6811080).

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

3232920 is a wasteful number, since it uses less digits than its factorization.

3232920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 972 (or 968 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 3232920 is about 1798.0322577751. The cubic root of 3232920 is about 147.8648632543.

The spelling of 3232920 in words is "three million, two hundred thirty-two thousand, nine hundred twenty".