698901504 has 132 divisors (see below), whose sum is σ = 2167429104. Its totient is φ = 199643136.

The previous prime is 698901503. The next prime is 698901521. The reversal of 698901504 is 405109896.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (698901503) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 148207 + ... + 152849.

Almost surely, 2^698901504 is an apocalyptic number.

698901504 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 698901504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1083714552).

698901504 is an abundant number, since it is smaller than the sum of its proper divisors (1468527600).

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

698901504 is a wasteful number, since it uses less digits than its factorization.

698901504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4680 (or 4655 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 42.

The square root of 698901504 is about 26436.7453367467. The cubic root of 698901504 is about 887.4393019124.

The spelling of 698901504 in words is "six hundred ninety-eight million, nine hundred one thousand, five hundred four".