699469345 has 8 divisors (see below), whose sum is σ = 840470760. Its totient is φ = 558837120.

The previous prime is 699469343. The next prime is 699469361. The reversal of 699469345 is 543964996.

It can be written as a sum of positive squares in 4 ways, for example, as 23261329 + 676208016 = 4823^2 + 26004^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 699469345 - 2¹ = 699469343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (699469343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88110 + ... + 95719.

It is an arithmetic number, because the mean of its divisors is an integer number (105058845).

Almost surely, 2^699469345 is an apocalyptic number.

It is an amenable number.

699469345 is a deficient number, since it is larger than the sum of its proper divisors (141001415).

699469345 is a wasteful number, since it uses less digits than its factorization.

699469345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184595.

The product of its digits is 6298560, while the sum is 55.

The square root of 699469345 is about 26447.4827724682. The cubic root of 699469345 is about 887.6795780237.

The spelling of 699469345 in words is "six hundred ninety-nine million, four hundred sixty-nine thousand, three hundred forty-five".