773498880 has 576 divisors, whose sum is σ = 3372969600. Its totient is φ = 159252480.

The previous prime is 773498867. The next prime is 773498893. The reversal of 773498880 is 88894377.

773498880 is a `hidden beast` number, since 7 + 73 + 498 + 8 + 80 = 666.

It is an interprime number because it is at equal distance from previous prime (773498867) and next prime (773498893).

It is a tau number, because it is divible by the number of its divisors (576).

It is a super-2 number, since 2×773498880² = 1196601034722508800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7096266 + ... + 7096374.

It is an arithmetic number, because the mean of its divisors is an integer number (5855850).

Almost surely, 2^773498880 is an apocalyptic number.

773498880 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 773498880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1686484800).

773498880 is an abundant number, since it is smaller than the sum of its proper divisors (2599470720).

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

773498880 is a wasteful number, since it uses less digits than its factorization.

773498880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160 (or 137 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 54.

The square root of 773498880 is about 27811.8478350504. The cubic root of 773498880 is about 917.9518393576.

The spelling of 773498880 in words is "seven hundred seventy-three million, four hundred ninety-eight thousand, eight hundred eighty".