556047132 has 24 divisors (see below), whose sum is σ = 1315218576. Its totient is φ = 182809728.

The previous prime is 556047119. The next prime is 556047133. The reversal of 556047132 is 231740655.

It is a junction number, because it is equal to n+sod(n) for n = 556047093 and 556047102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556047133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 316503 + ... + 318254.

It is an arithmetic number, because the mean of its divisors is an integer number (54800774).

Almost surely, 2^556047132 is an apocalyptic number.

It is an amenable number.

556047132 is an abundant number, since it is smaller than the sum of its proper divisors (759171444).

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

556047132 is a wasteful number, since it uses less digits than its factorization.

556047132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634837 (or 634835 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 556047132 is about 23580.6516449398. The cubic root of 556047132 is about 822.3130863167.

Adding to 556047132 its reverse (231740655), we get a palindrome (787787787).

The spelling of 556047132 in words is "five hundred fifty-six million, forty-seven thousand, one hundred thirty-two".