699042312 has 320 divisors, whose sum is σ = 2258150400. Its totient is φ = 200724480.

The previous prime is 699042283. The next prime is 699042347. The reversal of 699042312 is 213240996.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 7854364 + ... + 7854452.

It is an arithmetic number, because the mean of its divisors is an integer number (7056720).

Almost surely, 2^699042312 is an apocalyptic number.

699042312 is a gapful number since it is divisible by the number (62) 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 699042312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1129075200).

699042312 is an abundant number, since it is smaller than the sum of its proper divisors (1559108088).

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

699042312 is a wasteful number, since it uses less digits than its factorization.

699042312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178 (or 165 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 699042312 is about 26439.4083141057. The cubic root of 699042312 is about 887.4988955088.

The spelling of 699042312 in words is "six hundred ninety-nine million, forty-two thousand, three hundred twelve".