556258132 has 12 divisors (see below), whose sum is σ = 974593620. Its totient is φ = 277802816.

The previous prime is 556258121. The next prime is 556258147. The reversal of 556258132 is 231852655.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 287166916 + 269091216 = 16946^2 + 16404^2 .

It is a super-2 number, since 2×556258132² = 618846218832258848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 556258091 and 556258100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77707 + ... + 84562.

It is an arithmetic number, because the mean of its divisors is an integer number (81216135).

Almost surely, 2^556258132 is an apocalyptic number.

It is an amenable number.

556258132 is a deficient number, since it is larger than the sum of its proper divisors (418335488).

556258132 is a wasteful number, since it uses less digits than its factorization.

556258132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163130 (or 163128 counting only the distinct ones).

The product of its digits is 72000, while the sum is 37.

The square root of 556258132 is about 23585.1252275666. The cubic root of 556258132 is about 822.4170859654.

The spelling of 556258132 in words is "five hundred fifty-six million, two hundred fifty-eight thousand, one hundred thirty-two".