425855213 has 8 divisors (see below), whose sum is σ = 494670720. Its totient is φ = 359034480.

The previous prime is 425855207. The next prime is 425855239. The reversal of 425855213 is 312558524.

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

It is not a de Polignac number, because 425855213 - 2⁴ = 425855197 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425855713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 498233 + ... + 499086.

It is an arithmetic number, because the mean of its divisors is an integer number (61833840).

Almost surely, 2^425855213 is an apocalyptic number.

It is an amenable number.

425855213 is a deficient number, since it is larger than the sum of its proper divisors (68815507).

425855213 is an equidigital number, since it uses as much as digits as its factorization.

425855213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997387.

The product of its digits is 48000, while the sum is 35.

The square root of 425855213 is about 20636.2596659375. The cubic root of 425855213 is about 752.3512657701.

The spelling of 425855213 in words is "four hundred twenty-five million, eight hundred fifty-five thousand, two hundred thirteen".