2256457002 has 16 divisors (see below), whose sum is σ = 4516398432. Its totient is φ = 751571600.

The previous prime is 2256456989. The next prime is 2256457009. The reversal of 2256457002 is 2007546522.

It is not an unprimeable number, because it can be changed into a prime (2256457009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136728 + ... + 152339.

It is an arithmetic number, because the mean of its divisors is an integer number (282274902).

Almost surely, 2^2256457002 is an apocalyptic number.

2256457002 is an abundant number, since it is smaller than the sum of its proper divisors (2259941430).

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

2256457002 is a wasteful number, since it uses less digits than its factorization.

2256457002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290373.

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 2256457002 is about 47502.1789184454. The cubic root of 2256457002 is about 1311.6229912223.

The spelling of 2256457002 in words is "two billion, two hundred fifty-six million, four hundred fifty-seven thousand, two".