699472499 has 12 divisors (see below), whose sum is σ = 788481720. Its totient is φ = 615362400.

The previous prime is 699472483. The next prime is 699472507. The reversal of 699472499 is 994274996.

699472499 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 699472499 - 2⁴ = 699472483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (699472699) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22514 + ... + 43655.

It is an arithmetic number, because the mean of its divisors is an integer number (65706810).

Almost surely, 2^699472499 is an apocalyptic number.

699472499 is a deficient number, since it is larger than the sum of its proper divisors (89009221).

699472499 is a wasteful number, since it uses less digits than its factorization.

699472499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66242 (or 66211 counting only the distinct ones).

The product of its digits is 8817984, while the sum is 59.

The square root of 699472499 is about 26447.5424000038. The cubic root of 699472499 is about 887.6809122433.

The spelling of 699472499 in words is "six hundred ninety-nine million, four hundred seventy-two thousand, four hundred ninety-nine".