4492881 has 8 divisors (see below), whose sum is σ = 6656160. Its totient is φ = 2995236.

The previous prime is 4492877. The next prime is 4492919. The reversal of 4492881 is 1882944.

It is not a de Polignac number, because 4492881 - 2² = 4492877 is a prime.

It is a super-2 number, since 2×4492881² = 40371959360322, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4492681) 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, 83175 + ... + 83228.

It is an arithmetic number, because the mean of its divisors is an integer number (832020).

Almost surely, 2^4492881 is an apocalyptic number.

It is an amenable number.

4492881 is a deficient number, since it is larger than the sum of its proper divisors (2163279).

4492881 is a wasteful number, since it uses less digits than its factorization.

4492881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166412 (or 166406 counting only the distinct ones).

The product of its digits is 18432, while the sum is 36.

The square root of 4492881 is about 2119.6417150075. The cubic root of 4492881 is about 165.0092556791.

The spelling of 4492881 in words is "four million, four hundred ninety-two thousand, eight hundred eighty-one".