698063424 has 112 divisors (see below), whose sum is σ = 1897197120. Its totient is φ = 226437120.

The previous prime is 698063407. The next prime is 698063453. The reversal of 698063424 is 424360896.

It is a happy number.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1841667 + ... + 1842045.

It is an arithmetic number, because the mean of its divisors is an integer number (16939260).

Almost surely, 2^698063424 is an apocalyptic number.

698063424 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 698063424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (948598560).

698063424 is an abundant number, since it is smaller than the sum of its proper divisors (1199133696).

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

698063424 is a wasteful number, since it uses less digits than its factorization.

698063424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628 (or 618 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 42.

The square root of 698063424 is about 26420.8899168821. The cubic root of 698063424 is about 887.0844390270.

The spelling of 698063424 in words is "six hundred ninety-eight million, sixty-three thousand, four hundred twenty-four".