1069449264 has 160 divisors (see below), whose sum is σ = 3369159360. Its totient is φ = 322762752.

The previous prime is 1069449247. The next prime is 1069449287. The reversal of 1069449264 is 4629449601.

1069449264 is a `hidden beast` number, since 10 + 6 + 94 + 492 + 64 = 666.

1069449264 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1069449264² = 2287443456540283392, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 295852 + ... + 299444.

It is an arithmetic number, because the mean of its divisors is an integer number (21057246).

Almost surely, 2^1069449264 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 1069449264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1684579680).

1069449264 is an abundant number, since it is smaller than the sum of its proper divisors (2299710096).

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

1069449264 is a wasteful number, since it uses less digits than its factorization.

1069449264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3676 (or 3664 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The square root of 1069449264 is about 32702.4351386865. The cubic root of 1069449264 is about 1022.6336094717.

The spelling of 1069449264 in words is "one billion, sixty-nine million, four hundred forty-nine thousand, two hundred sixty-four".