4523820 has 48 divisors (see below), whose sum is σ = 14477568. Its totient is φ = 1033920.

The previous prime is 4523807. The next prime is 4523833. The reversal of 4523820 is 283254.

It is an interprime number because it is at equal distance from previous prime (4523807) and next prime (4523833).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4966 + ... + 5805.

It is an arithmetic number, because the mean of its divisors is an integer number (301616).

Almost surely, 2^4523820 is an apocalyptic number.

It is an amenable number.

4523820 is an abundant number, since it is smaller than the sum of its proper divisors (9953748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4523820 is a wasteful number, since it uses less digits than its factorization.

4523820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10790 (or 10788 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 4523820 is about 2126.9273612420. The cubic root of 4523820 is about 165.3871533218.

The spelling of 4523820 in words is "four million, five hundred twenty-three thousand, eight hundred twenty".