698996984 has 24 divisors (see below), whose sum is σ = 1498274760. Its totient is φ = 299485344.

The previous prime is 698996981. The next prime is 698996989. The reversal of 698996984 is 489699896.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698996981) 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, 196082 + ... + 199614.

It is an arithmetic number, because the mean of its divisors is an integer number (62428115).

Almost surely, 2^698996984 is an apocalyptic number.

It is an amenable number.

698996984 is an abundant number, since it is smaller than the sum of its proper divisors (799277776).

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

698996984 is an frugal number, since it uses more digits than its factorization.

698996984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7079 (or 3542 counting only the distinct ones).

The product of its digits is 60466176, while the sum is 68.

The square root of 698996984 is about 26438.5510949447. The cubic root of 698996984 is about 887.4797123974.

The spelling of 698996984 in words is "six hundred ninety-eight million, nine hundred ninety-six thousand, nine hundred eighty-four".