773642425 has 24 divisors (see below), whose sum is σ = 999768600. Its totient is φ = 593134080.

The previous prime is 773642411. The next prime is 773642449. The reversal of 773642425 is 524246377.

It is a happy number.

773642425 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 12 ways, for example, as 135978921 + 637663504 = 11661^2 + 25252^2 .

It is not a de Polignac number, because 773642425 - 2⁷ = 773642297 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 95431 + ... + 103219.

It is an arithmetic number, because the mean of its divisors is an integer number (41657025).

Almost surely, 2^773642425 is an apocalyptic number.

It is an amenable number.

773642425 is a deficient number, since it is larger than the sum of its proper divisors (226126175).

773642425 is a wasteful number, since it uses less digits than its factorization.

773642425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7965 (or 7960 counting only the distinct ones).

The product of its digits is 282240, while the sum is 40.

The square root of 773642425 is about 27814.4283601155. The cubic root of 773642425 is about 918.0086199813.

The spelling of 773642425 in words is "seven hundred seventy-three million, six hundred forty-two thousand, four hundred twenty-five".