780467340 has 48 divisors (see below), whose sum is σ = 2222357760. Its totient is φ = 204596160.

The previous prime is 780467339. The next prime is 780467371. The reversal of 780467340 is 43764087.

It is a happy number.

780467340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106696 + ... + 113775.

It is an arithmetic number, because the mean of its divisors is an integer number (46299120).

Almost surely, 2^780467340 is an apocalyptic number.

It is an amenable number.

780467340 is an abundant number, since it is smaller than the sum of its proper divisors (1441890420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

780467340 is a wasteful number, since it uses less digits than its factorization.

780467340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220542 (or 220540 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 39.

The square root of 780467340 is about 27936.8455628047. The cubic root of 780467340 is about 920.7002151957.

The spelling of 780467340 in words is "seven hundred eighty million, four hundred sixty-seven thousand, three hundred forty".