420225315 has 16 divisors (see below), whose sum is σ = 675744000. Its totient is φ = 222992352.

The previous prime is 420225257. The next prime is 420225331. The reversal of 420225315 is 513522024.

It is not a de Polignac number, because 420225315 - 2¹¹ = 420223267 is a prime.

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, 67405 + ... + 73374.

It is an arithmetic number, because the mean of its divisors is an integer number (42234000).

Almost surely, 2^420225315 is an apocalyptic number.

420225315 is a deficient number, since it is larger than the sum of its proper divisors (255518685).

420225315 is a wasteful number, since it uses less digits than its factorization.

420225315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140986.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 420225315 is about 20499.3979179877. The cubic root of 420225315 is about 749.0211318676.

Adding to 420225315 its reverse (513522024), we get a palindrome (933747339).

The spelling of 420225315 in words is "four hundred twenty million, two hundred twenty-five thousand, three hundred fifteen".