2257674 has 16 divisors (see below), whose sum is σ = 4533408. Its totient is φ = 749552.

The previous prime is 2257667. The next prime is 2257687. The reversal of 2257674 is 4767522.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is a Curzon number.

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, 1309 + ... + 2495.

It is an arithmetic number, because the mean of its divisors is an integer number (283338).

2^2257674 is an apocalyptic number.

2257674 is an abundant number, since it is smaller than the sum of its proper divisors (2275734).

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

2257674 is a wasteful number, since it uses less digits than its factorization.

2257674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1509.

The product of its digits is 23520, while the sum is 33.

The square root of 2257674 is about 1502.5558225903. Note that the first 3 decimals coincide. The cubic root of 2257674 is about 131.1858752517.

The spelling of 2257674 in words is "two million, two hundred fifty-seven thousand, six hundred seventy-four".