696291771 has 16 divisors (see below), whose sum is σ = 1066051328. Its totient is φ = 395992800.

The previous prime is 696291737. The next prime is 696291773. The reversal of 696291771 is 177192696.

It is a happy number.

It is not a de Polignac number, because 696291771 - 2⁶ = 696291707 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 696291771.

It is not an unprimeable number, because it can be changed into a prime (696291773) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 74140 + ... + 83001.

It is an arithmetic number, because the mean of its divisors is an integer number (66628208).

Almost surely, 2^696291771 is an apocalyptic number.

696291771 is a deficient number, since it is larger than the sum of its proper divisors (369759557).

696291771 is a wasteful number, since it uses less digits than its factorization.

696291771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157362.

The product of its digits is 285768, while the sum is 48.

The square root of 696291771 is about 26387.3411127381. The cubic root of 696291771 is about 886.3333433597. Note that the first 4 decimals are identical.

The spelling of 696291771 in words is "six hundred ninety-six million, two hundred ninety-one thousand, seven hundred seventy-one".