2257794 has 80 divisors (see below), whose sum is σ = 6342336. Its totient is φ = 583200.

The previous prime is 2257781. The next prime is 2257799. The reversal of 2257794 is 4977522.

It is a nialpdrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (2257799) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 12384 + ... + 12564.

2^2257794 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2257794, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3171168).

2257794 is an abundant number, since it is smaller than the sum of its proper divisors (4084542).

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

2257794 is a wasteful number, since it uses less digits than its factorization.

2257794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213 (or 204 counting only the distinct ones).

The product of its digits is 35280, while the sum is 36.

The square root of 2257794 is about 1502.5957540204. The cubic root of 2257794 is about 131.1881994765.

The spelling of 2257794 in words is "two million, two hundred fifty-seven thousand, seven hundred ninety-four".