2285657 has 8 divisors (see below), whose sum is σ = 2547072. Its totient is φ = 2033200.

The previous prime is 2285653. The next prime is 2285659. The reversal of 2285657 is 7565822.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2285657 - 2² = 2285653 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2285653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1694 + ... + 2727.

It is an arithmetic number, because the mean of its divisors is an integer number (318384).

2^2285657 is an apocalyptic number.

It is an amenable number.

2285657 is a deficient number, since it is larger than the sum of its proper divisors (261415).

2285657 is a wasteful number, since it uses less digits than its factorization.

2285657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4479.

The product of its digits is 33600, while the sum is 35.

The square root of 2285657 is about 1511.8389464490. The cubic root of 2285657 is about 131.7256507252.

It can be divided in two parts, 228 and 5657, that added together give a palindrome (5885).

The spelling of 2285657 in words is "two million, two hundred eighty-five thousand, six hundred fifty-seven".