4557906 has 24 divisors (see below), whose sum is σ = 9919260. Its totient is φ = 1512576.

The previous prime is 4557893. The next prime is 4557937. The reversal of 4557906 is 6097554.

It can be written as a sum of positive squares in 2 ways, for example, as 4473225 + 84681 = 2115^2 + 291^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5230 + ... + 6038.

Almost surely, 2^4557906 is an apocalyptic number.

4557906 is an abundant number, since it is smaller than the sum of its proper divisors (5361354).

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

4557906 is a wasteful number, since it uses less digits than its factorization.

4557906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1130 (or 1127 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 4557906 is about 2134.9252914329. The cubic root of 4557906 is about 165.8014997999.

The spelling of 4557906 in words is "four million, five hundred fifty-seven thousand, nine hundred six".