698570496 has 216 divisors, whose sum is σ = 2203031376. Its totient is φ = 211599360.

The previous prime is 698570489. The next prime is 698570527. The reversal of 698570496 is 694075896.

698570496 is a `hidden beast` number, since 6 + 9 + 85 + 70 + 496 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2485876 + ... + 2486156.

Almost surely, 2^698570496 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 698570496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1101515688).

698570496 is an abundant number, since it is smaller than the sum of its proper divisors (1504460880).

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

698570496 is a wasteful number, since it uses less digits than its factorization.

698570496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399 (or 382 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The square root of 698570496 is about 26430.4842180388. The cubic root of 698570496 is about 887.2991792135.

The spelling of 698570496 in words is "six hundred ninety-eight million, five hundred seventy thousand, four hundred ninety-six".