834356780 has 24 divisors (see below), whose sum is σ = 1780875600. Its totient is φ = 328271040.

The previous prime is 834356777. The next prime is 834356807. The reversal of 834356780 is 87653438.

834356780 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 7 ways as a sum of consecutive naturals, for example, 340730 + ... + 343169.

It is an arithmetic number, because the mean of its divisors is an integer number (74203150).

Almost surely, 2^834356780 is an apocalyptic number.

It is an amenable number.

834356780 is an abundant number, since it is smaller than the sum of its proper divisors (946518820).

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

834356780 is a wasteful number, since it uses less digits than its factorization.

834356780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683969 (or 683967 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 44.

The square root of 834356780 is about 28885.2346364020. The cubic root of 834356780 is about 941.4211113543.

The spelling of 834356780 in words is "eight hundred thirty-four million, three hundred fifty-six thousand, seven hundred eighty".