697714560 has 320 divisors, whose sum is σ = 2557756080. Its totient is φ = 181149696.

The previous prime is 697714543. The next prime is 697714571. The reversal of 697714560 is 65417796.

It is a happy number.

697714560 is a `hidden beast` number, since 6 + 9 + 77 + 14 + 560 = 666.

It is a tau number, because it is divible by the number of its divisors (320).

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2228964 + ... + 2229276.

Almost surely, 2^697714560 is an apocalyptic number.

697714560 is a gapful number since it is divisible by the number (60) 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 697714560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1278878040).

697714560 is an abundant number, since it is smaller than the sum of its proper divisors (1860041520).

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

697714560 is a wasteful number, since it uses less digits than its factorization.

697714560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387 (or 366 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The square root of 697714560 is about 26414.2870431893. The cubic root of 697714560 is about 886.9366380378.

The spelling of 697714560 in words is "six hundred ninety-seven million, seven hundred fourteen thousand, five hundred sixty".