698427972 has 108 divisors (see below), whose sum is σ = 1951971840. Its totient is φ = 210402720.

The previous prime is 698427971. The next prime is 698427997. The reversal of 698427972 is 279724896.

It is not an unprimeable number, because it can be changed into a prime (698427971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 971029 + ... + 971747.

Almost surely, 2^698427972 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 698427972, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (975985920).

698427972 is an abundant number, since it is smaller than the sum of its proper divisors (1253543868).

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

698427972 is a wasteful number, since it uses less digits than its factorization.

698427972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 974 (or 958 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 54.

The square root of 698427972 is about 26427.7878756433. The cubic root of 698427972 is about 887.2388321523.

The spelling of 698427972 in words is "six hundred ninety-eight million, four hundred twenty-seven thousand, nine hundred seventy-two".