785222480 has 80 divisors (see below), whose sum is σ = 2107257984. Its totient is φ = 266534400.

The previous prime is 785222419. The next prime is 785222491. The reversal of 785222480 is 84222587.

It is a happy number.

785222480 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

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, 49619 + ... + 63501.

Almost surely, 2^785222480 is an apocalyptic number.

785222480 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 785222480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1053628992).

785222480 is an abundant number, since it is smaller than the sum of its proper divisors (1322035504).

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

785222480 is a wasteful number, since it uses less digits than its factorization.

785222480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14004 (or 13998 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 38.

The square root of 785222480 is about 28021.8214968264. The cubic root of 785222480 is about 922.5662753529.

The spelling of 785222480 in words is "seven hundred eighty-five million, two hundred twenty-two thousand, four hundred eighty".