697007616 has 80 divisors (see below), whose sum is σ = 1966173264. Its totient is φ = 218660864.

The previous prime is 697007579. The next prime is 697007657. The reversal of 697007616 is 616700796.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12766 + ... + 39458.

Almost surely, 2^697007616 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 697007616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (983086632).

697007616 is an abundant number, since it is smaller than the sum of its proper divisors (1269165648).

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

697007616 is a wasteful number, since it uses less digits than its factorization.

697007616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26731 (or 26715 counting only the distinct ones).

The product of its (nonzero) digits is 95256, while the sum is 42.

The square root of 697007616 is about 26400.9018027794. The cubic root of 697007616 is about 886.6369804321.

The spelling of 697007616 in words is "six hundred ninety-seven million, seven thousand, six hundred sixteen".