773898241 has 4 divisors (see below), whose sum is σ = 780747012. Its totient is φ = 767049472.

The previous prime is 773898233. The next prime is 773898269. The reversal of 773898241 is 142898377.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 142898377 = 47 ⋅3040391.

It can be written as a sum of positive squares in 2 ways, for example, as 266342400 + 507555841 = 16320^2 + 22529^2 .

It is a cyclic number.

It is not a de Polignac number, because 773898241 - 2³ = 773898233 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (773898271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3424216 + ... + 3424441.

It is an arithmetic number, because the mean of its divisors is an integer number (195186753).

Almost surely, 2^773898241 is an apocalyptic number.

It is an amenable number.

773898241 is a deficient number, since it is larger than the sum of its proper divisors (6848771).

773898241 is a wasteful number, since it uses less digits than its factorization.

773898241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6848770.

The product of its digits is 677376, while the sum is 49.

The square root of 773898241 is about 27819.0266005121. The cubic root of 773898241 is about 918.1097930839.

The spelling of 773898241 in words is "seven hundred seventy-three million, eight hundred ninety-eight thousand, two hundred forty-one".