556606346 has 8 divisors (see below), whose sum is σ = 846669024. Its totient is φ = 274383340.

The previous prime is 556606343. The next prime is 556606373. The reversal of 556606346 is 643606655.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (556606343) 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, 1959740 + ... + 1960023.

It is an arithmetic number, because the mean of its divisors is an integer number (105833628).

Almost surely, 2^556606346 is an apocalyptic number.

556606346 is a deficient number, since it is larger than the sum of its proper divisors (290062678).

556606346 is a wasteful number, since it uses less digits than its factorization.

556606346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3919836.

The product of its (nonzero) digits is 388800, while the sum is 41.

The square root of 556606346 is about 23592.5061407219. The cubic root of 556606346 is about 822.5886594315.

The spelling of 556606346 in words is "five hundred fifty-six million, six hundred six thousand, three hundred forty-six".