1564112286 has 144 divisors (see below), whose sum is σ = 3928644720. Its totient is φ = 445927680.

The previous prime is 1564112279. The next prime is 1564112287. The reversal of 1564112286 is 6822114651.

It is a happy number.

1564112286 is a `hidden beast` number, since 1 + 5 + 641 + 1 + 2 + 2 + 8 + 6 = 666.

It is a super-2 number, since 2×1564112286² = 4892894486432291592, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1564112286.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1564112287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 11416810 + ... + 11416946.

It is an arithmetic number, because the mean of its divisors is an integer number (27282255).

Almost surely, 2^1564112286 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1564112286, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1964322360).

1564112286 is an abundant number, since it is smaller than the sum of its proper divisors (2364532434).

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

1564112286 is a wasteful number, since it uses less digits than its factorization.

1564112286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311 (or 285 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 1564112286 is about 39548.8594778661. The cubic root of 1564112286 is about 1160.7961948652.

The spelling of 1564112286 in words is "one billion, five hundred sixty-four million, one hundred twelve thousand, two hundred eighty-six".