691276034 has 8 divisors (see below), whose sum is σ = 1053912828. Its totient is φ = 339971760.

The previous prime is 691276021. The next prime is 691276039. The reversal of 691276034 is 430672196.

It can be written as a sum of positive squares in 2 ways, for example, as 658179025 + 33097009 = 25655^2 + 5753^2 .

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

It is not an unprimeable number, because it can be changed into a prime (691276039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2832977 + ... + 2833220.

Almost surely, 2^691276034 is an apocalyptic number.

691276034 is a deficient number, since it is larger than the sum of its proper divisors (362636794).

691276034 is a wasteful number, since it uses less digits than its factorization.

691276034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5666260.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 691276034 is about 26292.1287460715. The cubic root of 691276034 is about 884.1999788150.

The spelling of 691276034 in words is "six hundred ninety-one million, two hundred seventy-six thousand, thirty-four".