425133215 has 8 divisors (see below), whose sum is σ = 549403008. Its totient is φ = 313944480.

The previous prime is 425133211. The next prime is 425133253. The reversal of 425133215 is 512331524.

It is a happy number.

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

It is not a de Polignac number, because 425133215 - 2² = 425133211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425133211) 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, 3270191 + ... + 3270320.

It is an arithmetic number, because the mean of its divisors is an integer number (68675376).

Almost surely, 2^425133215 is an apocalyptic number.

425133215 is a deficient number, since it is larger than the sum of its proper divisors (124269793).

425133215 is a wasteful number, since it uses less digits than its factorization.

425133215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6540529.

The product of its digits is 3600, while the sum is 26.

The square root of 425133215 is about 20618.7588132749. The cubic root of 425133215 is about 751.9258446711.

Adding to 425133215 its reverse (512331524), we get a palindrome (937464739).

The spelling of 425133215 in words is "four hundred twenty-five million, one hundred thirty-three thousand, two hundred fifteen".