697654742 has 8 divisors (see below), whose sum is σ = 1048539600. Its totient is φ = 348141544.

The previous prime is 697654723. The next prime is 697654781. The reversal of 697654742 is 247456796.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 341642 + ... + 343677.

It is an arithmetic number, because the mean of its divisors is an integer number (131067450).

Almost surely, 2^697654742 is an apocalyptic number.

697654742 is a deficient number, since it is larger than the sum of its proper divisors (350884858).

697654742 is a wasteful number, since it uses less digits than its factorization.

697654742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685830.

The product of its digits is 2540160, while the sum is 50.

The square root of 697654742 is about 26413.1547150279. The cubic root of 697654742 is about 886.9112903789.

The spelling of 697654742 in words is "six hundred ninety-seven million, six hundred fifty-four thousand, seven hundred forty-two".