425916845 has 8 divisors (see below), whose sum is σ = 516062976. Its totient is φ = 337424976.

The previous prime is 425916779. The next prime is 425916877. The reversal of 425916845 is 548619524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 425916845 - 2¹⁰ = 425915821 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 425916796 and 425916805.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 412997 + ... + 414026.

It is an arithmetic number, because the mean of its divisors is an integer number (64507872).

Almost surely, 2^425916845 is an apocalyptic number.

It is an amenable number.

425916845 is a deficient number, since it is larger than the sum of its proper divisors (90146131).

425916845 is a wasteful number, since it uses less digits than its factorization.

425916845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 827131.

The product of its digits is 345600, while the sum is 44.

The square root of 425916845 is about 20637.7529057793. The cubic root of 425916845 is about 752.3875587597.

The spelling of 425916845 in words is "four hundred twenty-five million, nine hundred sixteen thousand, eight hundred forty-five".