4492523 has 4 divisors (see below), whose sum is σ = 5134320. Its totient is φ = 3850728.

The previous prime is 4492513. The next prime is 4492529. The reversal of 4492523 is 3252944.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4492523 - 2⁴ = 4492507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4492529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 320888 + ... + 320901.

It is an arithmetic number, because the mean of its divisors is an integer number (1283580).

Almost surely, 2^4492523 is an apocalyptic number.

4492523 is a deficient number, since it is larger than the sum of its proper divisors (641797).

4492523 is an equidigital number, since it uses as much as digits as its factorization.

4492523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641796.

The product of its digits is 8640, while the sum is 29.

The square root of 4492523 is about 2119.5572650910. The cubic root of 4492523 is about 165.0048728282.

The spelling of 4492523 in words is "four million, four hundred ninety-two thousand, five hundred twenty-three".