425855441 has 8 divisors (see below), whose sum is σ = 464907168. Its totient is φ = 386860000.

The previous prime is 425855387. The next prime is 425855447. The reversal of 425855441 is 144558524.

It is a happy number.

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 425855441 - 2²² = 421661137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 425855395 and 425855404.

It is not an unprimeable number, because it can be changed into a prime (425855447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2621 + ... + 29301.

It is an arithmetic number, because the mean of its divisors is an integer number (58113396).

Almost surely, 2^425855441 is an apocalyptic number.

It is an amenable number.

425855441 is a deficient number, since it is larger than the sum of its proper divisors (39051727).

425855441 is a wasteful number, since it uses less digits than its factorization.

425855441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28143.

The product of its digits is 128000, while the sum is 38.

The square root of 425855441 is about 20636.2651901937. The cubic root of 425855441 is about 752.3514000380.

The spelling of 425855441 in words is "four hundred twenty-five million, eight hundred fifty-five thousand, four hundred forty-one".