420410265 has 24 divisors (see below), whose sum is σ = 739369344. Its totient is φ = 203834400.

The previous prime is 420410227. The next prime is 420410267. The reversal of 420410265 is 562014024.

It is not a de Polignac number, because 420410265 - 2⁶ = 420410201 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (420410267) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 114001 + ... + 117630.

It is an arithmetic number, because the mean of its divisors is an integer number (30807056).

Almost surely, 2^420410265 is an apocalyptic number.

It is an amenable number.

420410265 is a deficient number, since it is larger than the sum of its proper divisors (318959079).

420410265 is a wasteful number, since it uses less digits than its factorization.

420410265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231661 (or 231650 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 420410265 is about 20503.9085298389. The cubic root of 420410265 is about 749.1310024020.

Adding to 420410265 its reverse (562014024), we get a palindrome (982424289).

The spelling of 420410265 in words is "four hundred twenty million, four hundred ten thousand, two hundred sixty-five".