2257730346 has 16 divisors (see below), whose sum is σ = 4516581600. Its totient is φ = 752389968.

The previous prime is 2257730329. The next prime is 2257730357. The reversal of 2257730346 is 6430377522.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19281 + ... + 69908.

It is an arithmetic number, because the mean of its divisors is an integer number (282286350).

Almost surely, 2^2257730346 is an apocalyptic number.

2257730346 is an abundant number, since it is smaller than the sum of its proper divisors (2258851254).

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

2257730346 is a wasteful number, since it uses less digits than its factorization.

2257730346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93413.

The product of its (nonzero) digits is 211680, while the sum is 39.

The square root of 2257730346 is about 47515.5800343424. The cubic root of 2257730346 is about 1311.8696660171.

The spelling of 2257730346 in words is "two billion, two hundred fifty-seven million, seven hundred thirty thousand, three hundred forty-six".