556065420 has 48 divisors (see below), whose sum is σ = 1558932480. Its totient is φ = 148098496.

The previous prime is 556065403. The next prime is 556065439. The reversal of 556065420 is 24560655.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46411 + ... + 57149.

It is an arithmetic number, because the mean of its divisors is an integer number (32477760).

Almost surely, 2^556065420 is an apocalyptic number.

It is an amenable number.

556065420 is an abundant number, since it is smaller than the sum of its proper divisors (1002867060).

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

556065420 is a wasteful number, since it uses less digits than its factorization.

556065420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11614 (or 11612 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 556065420 is about 23581.0394172946. The cubic root of 556065420 is about 822.3221013180.

The spelling of 556065420 in words is "five hundred fifty-six million, sixty-five thousand, four hundred twenty".