2315222452 has 24 divisors (see below), whose sum is σ = 4292193024. Its totient is φ = 1088952192.

The previous prime is 2315222443. The next prime is 2315222461. The reversal of 2315222452 is 2542225132.

It is an interprime number because it is at equal distance from previous prime (2315222443) and next prime (2315222461).

It is a self number, because there is not a number n which added to its sum of digits gives 2315222452.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142363 + ... + 157789.

It is an arithmetic number, because the mean of its divisors is an integer number (178841376).

Almost surely, 2^2315222452 is an apocalyptic number.

It is an amenable number.

2315222452 is a deficient number, since it is larger than the sum of its proper divisors (1976970572).

2315222452 is a wasteful number, since it uses less digits than its factorization.

2315222452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17655 (or 17653 counting only the distinct ones).

The product of its digits is 9600, while the sum is 28.

The square root of 2315222452 is about 48116.7585358781. The cubic root of 2315222452 is about 1322.9118554595.

Adding to 2315222452 its reverse (2542225132), we get a palindrome (4857447584).

The spelling of 2315222452 in words is "two billion, three hundred fifteen million, two hundred twenty-two thousand, four hundred fifty-two".