780987232 has 12 divisors (see below), whose sum is σ = 1537568676. Its totient is φ = 390493600.

The previous prime is 780987227. The next prime is 780987239. The reversal of 780987232 is 232789087.

780987232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (780987239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12202894 + ... + 12202957.

It is an arithmetic number, because the mean of its divisors is an integer number (128130723).

Almost surely, 2^780987232 is an apocalyptic number.

It is an amenable number.

780987232 is a deficient number, since it is larger than the sum of its proper divisors (756581444).

780987232 is a wasteful number, since it uses less digits than its factorization.

780987232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24405861 (or 24405853 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 46.

The square root of 780987232 is about 27946.1487865502. The cubic root of 780987232 is about 920.9046048851.

The spelling of 780987232 in words is "seven hundred eighty million, nine hundred eighty-seven thousand, two hundred thirty-two".