1069559964 has 240 divisors, whose sum is σ = 3278499840. Its totient is φ = 300464640.

The previous prime is 1069559921. The next prime is 1069559977. The reversal of 1069559964 is 4699559601.

It is a super-2 number, since 2×1069559964² = 2287917033183362592, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 1069559964.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 7694607 + ... + 7694745.

It is an arithmetic number, because the mean of its divisors is an integer number (13660416).

Almost surely, 2^1069559964 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 1069559964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1639249920).

1069559964 is an abundant number, since it is smaller than the sum of its proper divisors (2208939876).

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

1069559964 is a wasteful number, since it uses less digits than its factorization.

1069559964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310 (or 299 counting only the distinct ones).

The product of its (nonzero) digits is 2624400, while the sum is 54.

The square root of 1069559964 is about 32704.1276293987. The cubic root of 1069559964 is about 1022.6688929391.

The spelling of 1069559964 in words is "one billion, sixty-nine million, five hundred fifty-nine thousand, nine hundred sixty-four".