698383488 has 128 divisors (see below), whose sum is σ = 2045010240. Its totient is φ = 209408000.

The previous prime is 698383487. The next prime is 698383489. The reversal of 698383488 is 884383896.

It is an interprime number because it is at equal distance from previous prime (698383487) and next prime (698383489).

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×698383488² = 975478992622092288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (698383487) 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 15 ways as a sum of consecutive naturals, for example, 425806 + ... + 427442.

Almost surely, 2^698383488 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 698383488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1022505120).

698383488 is an abundant number, since it is smaller than the sum of its proper divisors (1346626752).

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

698383488 is a wasteful number, since it uses less digits than its factorization.

698383488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1766 (or 1754 counting only the distinct ones).

The product of its digits is 7962624, while the sum is 57.

The square root of 698383488 is about 26426.9462481006. The cubic root of 698383488 is about 887.2199951966.

The spelling of 698383488 in words is "six hundred ninety-eight million, three hundred eighty-three thousand, four hundred eighty-eight".