425039265 has 64 divisors (see below), whose sum is σ = 874137600. Its totient is φ = 191927232.

The previous prime is 425039261. The next prime is 425039269. The reversal of 425039265 is 562930524.

425039265 is a `hidden beast` number, since 4 + 2 + 503 + 92 + 65 = 666.

It is an interprime number because it is at equal distance from previous prime (425039261) and next prime (425039269).

It is not a de Polignac number, because 425039265 - 2² = 425039261 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (425039261) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 75726 + ... + 81144.

It is an arithmetic number, because the mean of its divisors is an integer number (13658400).

Almost surely, 2^425039265 is an apocalyptic number.

425039265 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

425039265 is an abundant number, since it is smaller than the sum of its proper divisors (449098335).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425039265 is a wasteful number, since it uses less digits than its factorization.

425039265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5523 (or 5517 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 425039265 is about 20616.4804222253. The cubic root of 425039265 is about 751.8704513378.

Adding to 425039265 its reverse (562930524), we get a palindrome (987969789).

The spelling of 425039265 in words is "four hundred twenty-five million, thirty-nine thousand, two hundred sixty-five".