556406036 has 6 divisors (see below), whose sum is σ = 973710570. Its totient is φ = 278203016.

The previous prime is 556406029. The next prime is 556406047. The reversal of 556406036 is 630604655.

It can be written as a sum of positive squares in only one way, i.e., 418202500 + 138203536 = 20450^2 + 11756^2 .

It is a junction number, because it is equal to n+sod(n) for n = 556405987 and 556406005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69550751 + ... + 69550758.

It is an arithmetic number, because the mean of its divisors is an integer number (162285095).

Almost surely, 2^556406036 is an apocalyptic number.

It is an amenable number.

556406036 is a deficient number, since it is larger than the sum of its proper divisors (417304534).

556406036 is a wasteful number, since it uses less digits than its factorization.

556406036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139101513 (or 139101511 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 35.

The square root of 556406036 is about 23588.2605547760. The cubic root of 556406036 is about 822.4899705912.

The spelling of 556406036 in words is "five hundred fifty-six million, four hundred six thousand, thirty-six".