769199349 has 4 divisors (see below), whose sum is σ = 1025599136. Its totient is φ = 512799564.

The previous prime is 769199341. The next prime is 769199369. The reversal of 769199349 is 943991967.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 769199349 - 2³ = 769199341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (769199341) by changing a digit.

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, 128199889 + ... + 128199894.

It is an arithmetic number, because the mean of its divisors is an integer number (256399784).

Almost surely, 2^769199349 is an apocalyptic number.

It is an amenable number.

769199349 is a deficient number, since it is larger than the sum of its proper divisors (256399787).

769199349 is a wasteful number, since it uses less digits than its factorization.

769199349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256399786.

The product of its digits is 3306744, while the sum is 57.

The square root of 769199349 is about 27734.4433692115. The cubic root of 769199349 is about 916.2478516229.

It can be divided in two parts, 76919 and 9349, that added together give a palindrome (86268).

The spelling of 769199349 in words is "seven hundred sixty-nine million, one hundred ninety-nine thousand, three hundred forty-nine".