698477880 has 64 divisors (see below), whose sum is σ = 2098139040. Its totient is φ = 186020352.

The previous prime is 698477873. The next prime is 698477887. The reversal of 698477880 is 88774896.

698477880 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (698477873) and next prime (698477887).

It is a self number, because there is not a number n which added to its sum of digits gives 698477880.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698477887) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101922 + ... + 108558.

Almost surely, 2^698477880 is an apocalyptic number.

698477880 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

698477880 is an abundant number, since it is smaller than the sum of its proper divisors (1399661160).

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

698477880 is a wasteful number, since it uses less digits than its factorization.

698477880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7528 (or 7524 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 57.

The square root of 698477880 is about 26428.7320921757. The cubic root of 698477880 is about 887.2599649737.

The spelling of 698477880 in words is "six hundred ninety-eight million, four hundred seventy-seven thousand, eight hundred eighty".