2312040357 has 24 divisors (see below), whose sum is σ = 3760743168. Its totient is φ = 1356033600.

The previous prime is 2312040347. The next prime is 2312040373. The reversal of 2312040357 is 7530402132.

2312040357 is a `hidden beast` number, since 231 + 20 + 403 + 5 + 7 = 666.

It is not a de Polignac number, because 2312040357 - 2¹⁰ = 2312039333 is a prime.

It is a super-2 number, since 2×2312040357² = 10691061224793374898, 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 2312040357.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2312040317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 373608 + ... + 379745.

It is an arithmetic number, because the mean of its divisors is an integer number (156697632).

Almost surely, 2^2312040357 is an apocalyptic number.

It is an amenable number.

2312040357 is a deficient number, since it is larger than the sum of its proper divisors (1448702811).

2312040357 is a wasteful number, since it uses less digits than its factorization.

2312040357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753401 (or 753398 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 2312040357 is about 48083.6807763299. The cubic root of 2312040357 is about 1322.3054974145.

Adding to 2312040357 its reverse (7530402132), we get a palindrome (9842442489).

The spelling of 2312040357 in words is "two billion, three hundred twelve million, forty thousand, three hundred fifty-seven".