425215 has 8 divisors (see below), whose sum is σ = 583200. Its totient is φ = 291552.

The previous prime is 425207. The next prime is 425233. The reversal of 425215 is 512524.

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 425215 - 2³ = 425207 is a prime.

It is a plaindrome in base 16.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 425192 and 425201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6040 + ... + 6109.

It is an arithmetic number, because the mean of its divisors is an integer number (72900).

2⁴²⁵²¹⁵ is an apocalyptic number.

425215 is a deficient number, since it is larger than the sum of its proper divisors (157985).

425215 is a wasteful number, since it uses less digits than its factorization.

425215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12161.

The product of its digits is 400, while the sum is 19.

The square root of 425215 is about 652.0851171435. The cubic root of 425215 is about 75.1974058823.

Adding to 425215 its reverse (512524), we get a palindrome (937739).

The spelling of 425215 in words is "four hundred twenty-five thousand, two hundred fifteen".