556292740 has 12 divisors (see below), whose sum is σ = 1168214796. Its totient is φ = 222517088.

The previous prime is 556292731. The next prime is 556292741. The reversal of 556292740 is 47292655.

It can be written as a sum of positive squares in 2 ways, for example, as 100641024 + 455651716 = 10032^2 + 21346^2 .

It is a super-2 number, since 2×556292740² = 618923225153415200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 556292693 and 556292702.

It is not an unprimeable number, because it can be changed into a prime (556292741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13907299 + ... + 13907338.

It is an arithmetic number, because the mean of its divisors is an integer number (97351233).

Almost surely, 2^556292740 is an apocalyptic number.

It is an amenable number.

556292740 is an abundant number, since it is smaller than the sum of its proper divisors (611922056).

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

556292740 is a wasteful number, since it uses less digits than its factorization.

556292740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27814646 (or 27814644 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 556292740 is about 23585.8588989250. The cubic root of 556292740 is about 822.4341413687.

The spelling of 556292740 in words is "five hundred fifty-six million, two hundred ninety-two thousand, seven hundred forty".