564668340 has 48 divisors (see below), whose sum is σ = 1614719232. Its totient is φ = 147373696.

The previous prime is 564668327. The next prime is 564668341. The reversal of 564668340 is 43866465.

It is a junction number, because it is equal to n+sod(n) for n = 564668292 and 564668301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564668341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97299 + ... + 102938.

It is an arithmetic number, because the mean of its divisors is an integer number (33639984).

Almost surely, 2^564668340 is an apocalyptic number.

It is an amenable number.

564668340 is an abundant number, since it is smaller than the sum of its proper divisors (1050050892).

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

564668340 is a wasteful number, since it uses less digits than its factorization.

564668340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200296 (or 200294 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 42.

The square root of 564668340 is about 23762.7511033550. The cubic root of 564668340 is about 826.5411486356.

The spelling of 564668340 in words is "five hundred sixty-four million, six hundred sixty-eight thousand, three hundred forty".