566346726 has 24 divisors (see below), whose sum is σ = 1338638184. Its totient is φ = 171620160.

The previous prime is 566346709. The next prime is 566346749. The reversal of 566346726 is 627643665.

566346726 is a `hidden beast` number, since 5 + 6 + 634 + 6 + 7 + 2 + 6 = 666.

It is a super-2 number, since 2×566346726² = 641497228101838152, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1429971 + ... + 1430366.

It is an arithmetic number, because the mean of its divisors is an integer number (55776591).

Almost surely, 2^566346726 is an apocalyptic number.

566346726 is an abundant number, since it is smaller than the sum of its proper divisors (772291458).

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

566346726 is a wasteful number, since it uses less digits than its factorization.

566346726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2860356 (or 2860353 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 45.

The square root of 566346726 is about 23798.0403815104. The cubic root of 566346726 is about 827.3592588990.

The spelling of 566346726 in words is "five hundred sixty-six million, three hundred forty-six thousand, seven hundred twenty-six".