556610542 has 4 divisors (see below), whose sum is σ = 834915816. Its totient is φ = 278305270.

The previous prime is 556610531. The next prime is 556610563. The reversal of 556610542 is 245016655.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 556610498 and 556610507.

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, 139152634 + ... + 139152637.

It is an arithmetic number, because the mean of its divisors is an integer number (208728954).

Almost surely, 2^556610542 is an apocalyptic number.

556610542 is a deficient number, since it is larger than the sum of its proper divisors (278305274).

556610542 is a wasteful number, since it uses less digits than its factorization.

556610542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278305273.

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 556610542 is about 23592.5950670968. The cubic root of 556610542 is about 822.5907264658.

The spelling of 556610542 in words is "five hundred fifty-six million, six hundred ten thousand, five hundred forty-two".