769699828 has 12 divisors (see below), whose sum is σ = 1378300000. Its totient is φ = 375899832.

The previous prime is 769699811. The next prime is 769699829. The reversal of 769699828 is 828996967.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 769699828.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (769699829) 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, 2237328 + ... + 2237671.

Almost surely, 2^769699828 is an apocalyptic number.

It is an amenable number.

769699828 is a deficient number, since it is larger than the sum of its proper divisors (608600172).

769699828 is a wasteful number, since it uses less digits than its factorization.

769699828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4475046 (or 4475044 counting only the distinct ones).

The product of its digits is 23514624, while the sum is 64.

The square root of 769699828 is about 27743.4645997936. The cubic root of 769699828 is about 916.4465272071.

The spelling of 769699828 in words is "seven hundred sixty-nine million, six hundred ninety-nine thousand, eight hundred twenty-eight".