1069906752 has 56 divisors (see below), whose sum is σ = 3145332800. Its totient is φ = 356635008.

The previous prime is 1069906711. The next prime is 1069906759. The reversal of 1069906752 is 2576099601.

It is a happy number.

It is a super-2 number, since 2×1069906752² = 2289400915950379008, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1069906698 and 1069906707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1069906759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 307852 + ... + 311307.

Almost surely, 2^1069906752 is an apocalyptic number.

1069906752 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1069906752 is an abundant number, since it is smaller than the sum of its proper divisors (2075426048).

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

1069906752 is an equidigital number, since it uses as much as digits as its factorization.

1069906752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619180 (or 619164 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 45.

The square root of 1069906752 is about 32709.4290992674. The cubic root of 1069906752 is about 1022.7794090981.

The spelling of 1069906752 in words is "one billion, sixty-nine million, nine hundred six thousand, seven hundred fifty-two".