699869328 has 80 divisors (see below), whose sum is σ = 1946928960. Its totient is φ = 215830528.

The previous prime is 699869327. The next prime is 699869329. The reversal of 699869328 is 823968996.

It is an interprime number because it is at equal distance from previous prime (699869327) and next prime (699869329).

It is not an unprimeable number, because it can be changed into a prime (699869327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40876 + ... + 55412.

It is an arithmetic number, because the mean of its divisors is an integer number (24336612).

Almost surely, 2^699869328 is an apocalyptic number.

699869328 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 699869328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (973464480).

699869328 is an abundant number, since it is smaller than the sum of its proper divisors (1247059632).

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

699869328 is a wasteful number, since it uses less digits than its factorization.

699869328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14624 (or 14618 counting only the distinct ones).

The product of its digits is 10077696, while the sum is 60.

The square root of 699869328 is about 26455.0435267077. The cubic root of 699869328 is about 887.8487486892.

The spelling of 699869328 in words is "six hundred ninety-nine million, eight hundred sixty-nine thousand, three hundred twenty-eight".