698874984 has 48 divisors (see below), whose sum is σ = 1894027200. Its totient is φ = 232805664.

The previous prime is 698874977. The next prime is 698874991. The reversal of 698874984 is 489478896.

698874984 is a `hidden beast` number, since 69 + 8 + 87 + 498 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (698874977) and next prime (698874991).

It is a super-2 number, since 2×698874984² = 976852486522000512, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 180897 + ... + 184719.

It is an arithmetic number, because the mean of its divisors is an integer number (39458900).

Almost surely, 2^698874984 is an apocalyptic number.

It is an amenable number.

698874984 is an abundant number, since it is smaller than the sum of its proper divisors (1195152216).

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

698874984 is a wasteful number, since it uses less digits than its factorization.

698874984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6374 (or 6367 counting only the distinct ones).

The product of its digits is 27869184, while the sum is 63.

The square root of 698874984 is about 26436.2437573873. The cubic root of 698874984 is about 887.4280770651.

The spelling of 698874984 in words is "six hundred ninety-eight million, eight hundred seventy-four thousand, nine hundred eighty-four".