769699838 has 4 divisors (see below), whose sum is σ = 1154549760. Its totient is φ = 384849918.

The previous prime is 769699829. The next prime is 769699841. The reversal of 769699838 is 838996967.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192424958 + ... + 192424961.

It is an arithmetic number, because the mean of its divisors is an integer number (288637440).

Almost surely, 2^769699838 is an apocalyptic number.

769699838 is a deficient number, since it is larger than the sum of its proper divisors (384849922).

769699838 is a wasteful number, since it uses less digits than its factorization.

769699838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384849921.

The product of its digits is 35271936, while the sum is 65.

The square root of 769699838 is about 27743.4647800162. The cubic root of 769699838 is about 916.4465311759.

The spelling of 769699838 in words is "seven hundred sixty-nine million, six hundred ninety-nine thousand, eight hundred thirty-eight".