425235215 has 16 divisors (see below), whose sum is σ = 530006016. Its totient is φ = 327175200.

The previous prime is 425235169. The next prime is 425235233. The reversal of 425235215 is 512532524.

It is not a de Polignac number, because 425235215 - 2¹⁰ = 425234191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16850 + ... + 33680.

It is an arithmetic number, because the mean of its divisors is an integer number (33125376).

Almost surely, 2^425235215 is an apocalyptic number.

425235215 is a deficient number, since it is larger than the sum of its proper divisors (104770801).

425235215 is a wasteful number, since it uses less digits than its factorization.

425235215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17030.

The product of its digits is 12000, while the sum is 29.

The square root of 425235215 is about 20621.2321406845. The cubic root of 425235215 is about 751.9859750808.

Adding to 425235215 its reverse (512532524), we get a palindrome (937767739).

The spelling of 425235215 in words is "four hundred twenty-five million, two hundred thirty-five thousand, two hundred fifteen".