564774140 has 24 divisors (see below), whose sum is σ = 1355458272. Its totient is φ = 193636800.

The previous prime is 564774121. The next prime is 564774149. The reversal of 564774140 is 41477465.

It is a happy number.

564774140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 564774094 and 564774103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564774149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2016911 + ... + 2017190.

It is an arithmetic number, because the mean of its divisors is an integer number (56477428).

Almost surely, 2^564774140 is an apocalyptic number.

It is an amenable number.

564774140 is an abundant number, since it is smaller than the sum of its proper divisors (790684132).

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

564774140 is a wasteful number, since it uses less digits than its factorization.

564774140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4034117 (or 4034115 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 38.

The square root of 564774140 is about 23764.9771723013. The cubic root of 564774140 is about 826.5927674864.

The spelling of 564774140 in words is "five hundred sixty-four million, seven hundred seventy-four thousand, one hundred forty".