4312631052 has 96 divisors (see below), whose sum is σ = 11512650240. Its totient is φ = 1395092160.

The previous prime is 4312631051. The next prime is 4312631129. The reversal of 4312631052 is 2501362134.

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

It is not an unprimeable number, because it can be changed into a prime (4312631051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1864977 + ... + 1867287.

It is an arithmetic number, because the mean of its divisors is an integer number (119923440).

Almost surely, 2^4312631052 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4312631052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5756325120).

4312631052 is an abundant number, since it is smaller than the sum of its proper divisors (7200019188).

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

4312631052 is a wasteful number, since it uses less digits than its factorization.

4312631052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2828 (or 2820 counting only the distinct ones).

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

The square root of 4312631052 is about 65670.6254881130. The cubic root of 4312631052 is about 1627.7240057784.

Adding to 4312631052 its reverse (2501362134), we get a palindrome (6813993186).

The spelling of 4312631052 in words is "four billion, three hundred twelve million, six hundred thirty-one thousand, fifty-two".