312244032 has 112 divisors (see below), whose sum is σ = 880457472. Its totient is φ = 97320960.

The previous prime is 312244003. The next prime is 312244033. The reversal of 312244032 is 230442213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312244033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 884368 + ... + 884720.

Almost surely, 2^312244032 is an apocalyptic number.

312244032 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 312244032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (440228736).

312244032 is an abundant number, since it is smaller than the sum of its proper divisors (568213440).

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

312244032 is a wasteful number, since it uses less digits than its factorization.

312244032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656 (or 646 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 312244032 is about 17670.4281781738. The cubic root of 312244032 is about 678.4190724583.

Adding to 312244032 its reverse (230442213), we get a palindrome (542686245).

The spelling of 312244032 in words is "three hundred twelve million, two hundred forty-four thousand, thirty-two".