773578960 has 160 divisors (see below), whose sum is σ = 2315280384. Its totient is φ = 233280000.

The previous prime is 773578891. The next prime is 773578997. The reversal of 773578960 is 69875377.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 773578898 and 773578907.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 188935 + ... + 192985.

Almost surely, 2^773578960 is an apocalyptic number.

773578960 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 773578960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1157640192).

773578960 is an abundant number, since it is smaller than the sum of its proper divisors (1541701424).

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

773578960 is a wasteful number, since it uses less digits than its factorization.

773578960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4113 (or 4107 counting only the distinct ones).

The product of its (nonzero) digits is 2222640, while the sum is 52.

The square root of 773578960 is about 27813.2874719980. The cubic root of 773578960 is about 917.9835166483.

The spelling of 773578960 in words is "seven hundred seventy-three million, five hundred seventy-eight thousand, nine hundred sixty".