557426324 has 72 divisors (see below), whose sum is σ = 1231958784. Its totient is φ = 214905600.

The previous prime is 557426323. The next prime is 557426339. The reversal of 557426324 is 423624755.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557426323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 611429 + ... + 612339.

Almost surely, 2^557426324 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 557426324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (615979392).

557426324 is an abundant number, since it is smaller than the sum of its proper divisors (674532460).

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

557426324 is a wasteful number, since it uses less digits than its factorization.

557426324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017 (or 974 counting only the distinct ones).

The product of its digits is 201600, while the sum is 38.

The square root of 557426324 is about 23609.8776786327. The cubic root of 557426324 is about 822.9923999796.

The spelling of 557426324 in words is "five hundred fifty-seven million, four hundred twenty-six thousand, three hundred twenty-four".