699846898 has 12 divisors (see below), whose sum is σ = 1097398638. Its totient is φ = 334708880.

The previous prime is 699846869. The next prime is 699846899. The reversal of 699846898 is 898648996.

It can be written as a sum of positive squares in only one way, i.e., 448719489 + 251127409 = 21183^2 + 15847^2 .

It is not an unprimeable number, because it can be changed into a prime (699846899) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 329683 + ... + 331798.

Almost surely, 2^699846898 is an apocalyptic number.

699846898 is a deficient number, since it is larger than the sum of its proper divisors (397551740).

699846898 is a wasteful number, since it uses less digits than its factorization.

699846898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661529 (or 661506 counting only the distinct ones).

The product of its digits is 53747712, while the sum is 67.

The square root of 699846898 is about 26454.6195965846. The cubic root of 699846898 is about 887.8392637471.

The spelling of 699846898 in words is "six hundred ninety-nine million, eight hundred forty-six thousand, eight hundred ninety-eight".