1068564744 has 128 divisors (see below), whose sum is σ = 3237696000. Its totient is φ = 324559872.

The previous prime is 1068564743. The next prime is 1068564793. The reversal of 1068564744 is 4474658601.

1068564744 is a `hidden beast` number, since 10 + 6 + 8 + 564 + 74 + 4 = 666.

It is a super-2 number, since 2×1068564744² = 2283661224239571072, which contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1068564744.

It is not an unprimeable number, because it can be changed into a prime (1068564743) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 219424 + ... + 224240.

It is an arithmetic number, because the mean of its divisors is an integer number (25294500).

Almost surely, 2^1068564744 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1068564744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1618848000).

1068564744 is an abundant number, since it is smaller than the sum of its proper divisors (2169131256).

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

1068564744 is a wasteful number, since it uses less digits than its factorization.

1068564744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4924 (or 4914 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The square root of 1068564744 is about 32688.9085776812. The cubic root of 1068564744 is about 1022.3515984713.

The spelling of 1068564744 in words is "one billion, sixty-eight million, five hundred sixty-four thousand, seven hundred forty-four".