769422261 has 32 divisors (see below), whose sum is σ = 1101938688. Its totient is φ = 475856640.

The previous prime is 769422259. The next prime is 769422293. The reversal of 769422261 is 162224967.

It is not a de Polignac number, because 769422261 - 2¹ = 769422259 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (769422211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1366366 + ... + 1366928.

It is an arithmetic number, because the mean of its divisors is an integer number (34435584).

Almost surely, 2^769422261 is an apocalyptic number.

It is an amenable number.

769422261 is a deficient number, since it is larger than the sum of its proper divisors (332516427).

769422261 is a wasteful number, since it uses less digits than its factorization.

769422261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921.

The product of its digits is 72576, while the sum is 39.

The square root of 769422261 is about 27738.4617634071. The cubic root of 769422261 is about 916.3363518342.

The spelling of 769422261 in words is "seven hundred sixty-nine million, four hundred twenty-two thousand, two hundred sixty-one".