2312923400 has 24 divisors (see below), whose sum is σ = 5377547370. Its totient is φ = 925169280.

The previous prime is 2312923399. The next prime is 2312923411. The reversal of 2312923400 is 43292132.

It can be written as a sum of positive squares in 3 ways, for example, as 927446116 + 1385477284 = 30454^2 + 37222^2 .

It is a super-2 number, since 2×2312923400² = 10699229308535120000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2312923400.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 5782109 + ... + 5782508.

Almost surely, 2^2312923400 is an apocalyptic number.

2312923400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2312923400 is an abundant number, since it is smaller than the sum of its proper divisors (3064623970).

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

2312923400 is a wasteful number, since it uses less digits than its factorization.

2312923400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11564633 (or 11564624 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 2312923400 is about 48092.8622562642. The cubic root of 2312923400 is about 1322.4738197344.

The spelling of 2312923400 in words is "two billion, three hundred twelve million, nine hundred twenty-three thousand, four hundred".