2497344256 has 72 divisors (see below), whose sum is σ = 5481713664. Its totient is φ = 1126056960.

The previous prime is 2497344253. The next prime is 2497344257. The reversal of 2497344256 is 6524437942.

It is a super-5 number, since 5×2497344256⁵ (a number of 48 digits) contains 55555 as substring.

It is not an unprimeable number, because it can be changed into a prime (2497344253) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 354141 + ... + 361123.

It is an arithmetic number, because the mean of its divisors is an integer number (76134912).

Almost surely, 2^2497344256 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 2497344256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2740856832).

2497344256 is an abundant number, since it is smaller than the sum of its proper divisors (2984369408).

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

2497344256 is a wasteful number, since it uses less digits than its factorization.

2497344256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7137 (or 7123 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 46.

The square root of 2497344256 is about 49973.4355032751. The cubic root of 2497344256 is about 1356.7280514684.

The spelling of 2497344256 in words is "two billion, four hundred ninety-seven million, three hundred forty-four thousand, two hundred fifty-six".