698990196 has 24 divisors (see below), whose sum is σ = 1632040704. Its totient is φ = 232844800.

The previous prime is 698990177. The next prime is 698990231. The reversal of 698990196 is 691099896.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1021 + ... + 37403.

It is an arithmetic number, because the mean of its divisors is an integer number (68001696).

Almost surely, 2^698990196 is an apocalyptic number.

It is an amenable number.

698990196 is an abundant number, since it is smaller than the sum of its proper divisors (933050508).

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

698990196 is a wasteful number, since it uses less digits than its factorization.

698990196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37991 (or 37989 counting only the distinct ones).

The product of its (nonzero) digits is 1889568, while the sum is 57.

The square root of 698990196 is about 26438.4227214862. The cubic root of 698990196 is about 887.4768395993.

The spelling of 698990196 in words is "six hundred ninety-eight million, nine hundred ninety thousand, one hundred ninety-six".