791740697 has 16 divisors (see below), whose sum is σ = 910115520. Its totient is φ = 681177600.

The previous prime is 791740679. The next prime is 791740721. The reversal of 791740697 is 796047197.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 791740697 - 2⁶ = 791740633 is a prime.

It is a super-5 number, since 5×791740697⁵ (a number of 46 digits) contains 55555 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (791740637) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 365297 + ... + 367457.

It is an arithmetic number, because the mean of its divisors is an integer number (56882220).

Almost surely, 2^791740697 is an apocalyptic number.

It is an amenable number.

791740697 is a deficient number, since it is larger than the sum of its proper divisors (118374823).

791740697 is a wasteful number, since it uses less digits than its factorization.

791740697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3944.

The product of its (nonzero) digits is 666792, while the sum is 50.

The square root of 791740697 is about 28137.8872163494. The cubic root of 791740697 is about 925.1120183794.

The spelling of 791740697 in words is "seven hundred ninety-one million, seven hundred forty thousand, six hundred ninety-seven".