4523812 has 6 divisors (see below), whose sum is σ = 7916678. Its totient is φ = 2261904.

The previous prime is 4523807. The next prime is 4523833. The reversal of 4523812 is 2183254.

It can be written as a sum of positive squares in only one way, i.e., 3326976 + 1196836 = 1824^2 + 1094^2 .

It is a super-2 number, since 2×4523812² = 40929750022688, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565473 + ... + 565480.

Almost surely, 2^4523812 is an apocalyptic number.

It is an amenable number.

4523812 is a deficient number, since it is larger than the sum of its proper divisors (3392866).

4523812 is a wasteful number, since it uses less digits than its factorization.

4523812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130957 (or 1130955 counting only the distinct ones).

The product of its digits is 1920, while the sum is 25.

The square root of 4523812 is about 2126.9254805940. The cubic root of 4523812 is about 165.3870558306.

It can be divided in two parts, 4523 and 812, that added together give a palindrome (5335).

The spelling of 4523812 in words is "four million, five hundred twenty-three thousand, eight hundred twelve".