780532828 has 6 divisors (see below), whose sum is σ = 1365932456. Its totient is φ = 390266412.

The previous prime is 780532801. The next prime is 780532829. The reversal of 780532828 is 828235087.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (780532829) 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 as a sum of consecutive naturals, namely, 97566600 + ... + 97566607.

Almost surely, 2^780532828 is an apocalyptic number.

It is an amenable number.

780532828 is a deficient number, since it is larger than the sum of its proper divisors (585399628).

780532828 is a wasteful number, since it uses less digits than its factorization.

780532828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195133211 (or 195133209 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 43.

The square root of 780532828 is about 27938.0176104175. The cubic root of 780532828 is about 920.7259660616.

The spelling of 780532828 in words is "seven hundred eighty million, five hundred thirty-two thousand, eight hundred twenty-eight".