32312130 has 32 divisors (see below), whose sum is σ = 78309504. Its totient is φ = 8532096.

The previous prime is 32312123. The next prime is 32312153. The reversal of 32312130 is 3121323.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 2139 + ... + 8318.

It is an arithmetic number, because the mean of its divisors is an integer number (2447172).

Almost surely, 2^32312130 is an apocalyptic number.

32312130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

32312130 is an abundant number, since it is smaller than the sum of its proper divisors (45997374).

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

32312130 is a wasteful number, since it uses less digits than its factorization.

32312130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10570.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 32312130 is about 5684.3759551951. The cubic root of 32312130 is about 318.5091128882.

Adding to 32312130 its reverse (3121323), we get a palindrome (35433453).

The spelling of 32312130 in words is "thirty-two million, three hundred twelve thousand, one hundred thirty".