697020336 has 320 divisors, whose sum is σ = 2249856000. Its totient is φ = 205793280.

The previous prime is 697020329. The next prime is 697020347. The reversal of 697020336 is 633020796.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 697020336.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11813875 + ... + 11813933.

It is an arithmetic number, because the mean of its divisors is an integer number (7030800).

Almost surely, 2^697020336 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 697020336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1124928000).

697020336 is an abundant number, since it is smaller than the sum of its proper divisors (1552835664).

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

697020336 is a wasteful number, since it uses less digits than its factorization.

697020336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169 (or 157 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 36.

The square root of 697020336 is about 26401.1427025423. The cubic root of 697020336 is about 886.6423739426.

The spelling of 697020336 in words is "six hundred ninety-seven million, twenty thousand, three hundred thirty-six".