698660496 has 30 divisors (see below), whose sum is σ = 1955279430. Its totient is φ = 232886784.

The previous prime is 698660491. The next prime is 698660497. The reversal of 698660496 is 694066896.

It is a happy number.

698660496 is a `hidden beast` number, since 6 + 98 + 6 + 60 + 496 = 666.

It can be written as a sum of positive squares in only one way, i.e., 500864400 + 197796096 = 22380^2 + 14064^2 .

It is not an unprimeable number, because it can be changed into a prime (698660491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2425761 + ... + 2426048.

It is an arithmetic number, because the mean of its divisors is an integer number (65175981).

Almost surely, 2^698660496 is an apocalyptic number.

It is an amenable number.

698660496 is an abundant number, since it is smaller than the sum of its proper divisors (1256618934).

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

698660496 is a wasteful number, since it uses less digits than its factorization.

698660496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4851823 (or 4851814 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 54.

The square root of 698660496 is about 26432.1867426817. The cubic root of 698660496 is about 887.3372825008.

The spelling of 698660496 in words is "six hundred ninety-eight million, six hundred sixty thousand, four hundred ninety-six".