773280 has 96 divisors (see below), whose sum is σ = 2721600. Its totient is φ = 205056.

The previous prime is 773273. The next prime is 773287. The reversal of 773280 is 82377.

It is an interprime number because it is at equal distance from previous prime (773273) and next prime (773287).

It is a tau number, because it is divible by the number of its divisors (96).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (773287) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4231 + ... + 4409.

It is an arithmetic number, because the mean of its divisors is an integer number (28350).

2⁷⁷³²⁸⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 773280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1360800).

773280 is an abundant number, since it is smaller than the sum of its proper divisors (1948320).

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

773280 is a wasteful number, since it uses less digits than its factorization.

773280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203 (or 189 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 773280 is about 879.3634061069. The cubic root of 773280 is about 91.7865245716.

The spelling of 773280 in words is "seven hundred seventy-three thousand, two hundred eighty".