699387370 has 16 divisors (see below), whose sum is σ = 1373342688. Its totient is φ = 254322640.

The previous prime is 699387331. The next prime is 699387371. The reversal of 699387370 is 73783996.

It is not an unprimeable number, because it can be changed into a prime (699387371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3178924 + ... + 3179143.

It is an arithmetic number, because the mean of its divisors is an integer number (85833918).

Almost surely, 2^699387370 is an apocalyptic number.

699387370 is a deficient number, since it is larger than the sum of its proper divisors (673955318).

699387370 is a wasteful number, since it uses less digits than its factorization.

699387370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6358085.

The product of its (nonzero) digits is 1714608, while the sum is 52.

The square root of 699387370 is about 26445.9329576402. The cubic root of 699387370 is about 887.6448991743.

The spelling of 699387370 in words is "six hundred ninety-nine million, three hundred eighty-seven thousand, three hundred seventy".