425226523 has 4 divisors (see below), whose sum is σ = 425300040. Its totient is φ = 425153008.

The previous prime is 425226521. The next prime is 425226569. The reversal of 425226523 is 325622524.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 425226523 - 2¹ = 425226521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425226521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27265 + ... + 39922.

It is an arithmetic number, because the mean of its divisors is an integer number (106325010).

Almost surely, 2^425226523 is an apocalyptic number.

425226523 is a deficient number, since it is larger than the sum of its proper divisors (73517).

425226523 is an equidigital number, since it uses as much as digits as its factorization.

425226523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73516.

The product of its digits is 28800, while the sum is 31.

The square root of 425226523 is about 20621.0213859547. The cubic root of 425226523 is about 751.9808514015.

The spelling of 425226523 in words is "four hundred twenty-five million, two hundred twenty-six thousand, five hundred twenty-three".