2562317320 has 32 divisors (see below), whose sum is σ = 5767608600. Its totient is φ = 1024501248.

The previous prime is 2562317287. The next prime is 2562317321. The reversal of 2562317320 is 237132652.

It can be written as a sum of positive squares in 4 ways, for example, as 1523028676 + 1039288644 = 39026^2 + 32238^2 .

It is not an unprimeable number, because it can be changed into a prime (2562317321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95116 + ... + 119044.

Almost surely, 2^2562317320 is an apocalyptic number.

2562317320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2562317320 is an abundant number, since it is smaller than the sum of its proper divisors (3205291280).

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

2562317320 is a wasteful number, since it uses less digits than its factorization.

2562317320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26617 (or 26613 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 2562317320 is about 50619.3374117046. The cubic root of 2562317320 is about 1368.3933996768.

Adding to 2562317320 its reverse (237132652), we get a palindrome (2799449972).

The spelling of 2562317320 in words is "two billion, five hundred sixty-two million, three hundred seventeen thousand, three hundred twenty".