564146442 has 48 divisors (see below), whose sum is σ = 1288872000. Its totient is φ = 177844032.

The previous prime is 564146431. The next prime is 564146447. The reversal of 564146442 is 244641465.

564146442 is a `hidden beast` number, since 5 + 6 + 4 + 1 + 4 + 644 + 2 = 666.

It is a super-2 number, since 2×564146442² = 636522416042518728, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 564146397 and 564146406.

It is not an unprimeable number, because it can be changed into a prime (564146447) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 275659 + ... + 277697.

It is an arithmetic number, because the mean of its divisors is an integer number (26851500).

Almost surely, 2^564146442 is an apocalyptic number.

564146442 is an abundant number, since it is smaller than the sum of its proper divisors (724725558).

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

564146442 is a wasteful number, since it uses less digits than its factorization.

564146442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2875 (or 2872 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

The square root of 564146442 is about 23751.7671342576. The cubic root of 564146442 is about 826.2864249869.

The spelling of 564146442 in words is "five hundred sixty-four million, one hundred forty-six thousand, four hundred forty-two".