557429436 has 36 divisors (see below), whose sum is σ = 1419355392. Its totient is φ = 184451904.

The previous prime is 557429423. The next prime is 557429437. The reversal of 557429436 is 634924755.

557429436 is a `hidden beast` number, since 557 + 4 + 2 + 94 + 3 + 6 = 666.

557429436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×557429436² = 621455152238556192, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 557429391 and 557429400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557429437) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51580 + ... + 61443.

Almost surely, 2^557429436 is an apocalyptic number.

It is an amenable number.

557429436 is an abundant number, since it is smaller than the sum of its proper divisors (861925956).

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

557429436 is a wasteful number, since it uses less digits than its factorization.

557429436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113170 (or 113165 counting only the distinct ones).

The product of its digits is 907200, while the sum is 45.

The square root of 557429436 is about 23609.9435831600. The cubic root of 557429436 is about 822.9939315109.

The spelling of 557429436 in words is "five hundred fifty-seven million, four hundred twenty-nine thousand, four hundred thirty-six".