2456622249 has 32 divisors (see below), whose sum is σ = 3540271104. Its totient is φ = 1510808640.

The previous prime is 2456622227. The next prime is 2456622251. The reversal of 2456622249 is 9422266542.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-2456622249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2456622249.

It is not an unprimeable number, because it can be changed into a prime (2456622269) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 676252 + ... + 679874.

It is an arithmetic number, because the mean of its divisors is an integer number (110633472).

Almost surely, 2^2456622249 is an apocalyptic number.

It is an amenable number.

2456622249 is a deficient number, since it is larger than the sum of its proper divisors (1083648855).

2456622249 is a wasteful number, since it uses less digits than its factorization.

2456622249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3997.

The product of its digits is 414720, while the sum is 42.

The square root of 2456622249 is about 49564.3243573440. The cubic root of 2456622249 is about 1349.3132765227.

The spelling of 2456622249 in words is "two billion, four hundred fifty-six million, six hundred twenty-two thousand, two hundred forty-nine".