4492557 has 16 divisors (see below), whose sum is σ = 6694080. Its totient is φ = 2977776.

The previous prime is 4492549. The next prime is 4492591. The reversal of 4492557 is 7552944.

It is not a de Polignac number, because 4492557 - 2³ = 4492549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4492507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5763 + ... + 6495.

It is an arithmetic number, because the mean of its divisors is an integer number (418380).

Almost surely, 2^4492557 is an apocalyptic number.

It is an amenable number.

4492557 is a deficient number, since it is larger than the sum of its proper divisors (2201523).

4492557 is a wasteful number, since it uses less digits than its factorization.

4492557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 969 (or 963 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 4492557 is about 2119.5652856187. The cubic root of 4492557 is about 165.0052890867.

The spelling of 4492557 in words is "four million, four hundred ninety-two thousand, five hundred fifty-seven".