1069491960 has 96 divisors (see below), whose sum is σ = 3480038640. Its totient is φ = 284854272.

The previous prime is 1069491959. The next prime is 1069491979. The reversal of 1069491960 is 691949601.

1069491960 is a `hidden beast` number, since 10 + 69 + 491 + 96 + 0 = 666.

It is a super-2 number, since 2×1069491960² = 2287626105009283200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 469384 + ... + 471656.

Almost surely, 2^1069491960 is an apocalyptic number.

1069491960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1069491960 is an abundant number, since it is smaller than the sum of its proper divisors (2410546680).

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

1069491960 is a wasteful number, since it uses less digits than its factorization.

1069491960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3597 (or 3590 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 45.

The square root of 1069491960 is about 32703.0879275948. The cubic root of 1069491960 is about 1022.6472182780.

The spelling of 1069491960 in words is "one billion, sixty-nine million, four hundred ninety-one thousand, nine hundred sixty".