4525556 has 12 divisors (see below), whose sum is σ = 9051168. Its totient is φ = 1939512.

The previous prime is 4525541. The next prime is 4525567. The reversal of 4525556 is 6555254.

4525556 is an admirable number.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

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, 80786 + ... + 80841.

It is an arithmetic number, because the mean of its divisors is an integer number (754264).

Almost surely, 2^4525556 is an apocalyptic number.

It is an amenable number.

4525556 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4525556 is a wasteful number, since it uses less digits than its factorization.

4525556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161638 (or 161636 counting only the distinct ones).

The product of its digits is 30000, while the sum is 32.

The square root of 4525556 is about 2127.3354225415. The cubic root of 4525556 is about 165.4083061956.

The spelling of 4525556 in words is "four million, five hundred twenty-five thousand, five hundred fifty-six".