2256349770 has 64 divisors (see below), whose sum is σ = 6091274880. Its totient is φ = 601687440.

The previous prime is 2256349751. The next prime is 2256349783. The reversal of 2256349770 is 779436522.

2256349770 is a `hidden beast` number, since 2 + 2 + 5 + 634 + 9 + 7 + 7 + 0 = 666.

It is a super-2 number, since 2×2256349770² = 10182228569158105800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29716 + ... + 73455.

It is an arithmetic number, because the mean of its divisors is an integer number (95176170).

Almost surely, 2^2256349770 is an apocalyptic number.

2256349770 is an abundant number, since it is smaller than the sum of its proper divisors (3834925110).

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

2256349770 is an equidigital number, since it uses as much as digits as its factorization.

2256349770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103199 (or 103181 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 45.

The square root of 2256349770 is about 47501.0501989167. The cubic root of 2256349770 is about 1311.6022137846.

The spelling of 2256349770 in words is "two billion, two hundred fifty-six million, three hundred forty-nine thousand, seven hundred seventy".