425500423 has 4 divisors (see below), whose sum is σ = 425585880. Its totient is φ = 425414968.

The previous prime is 425500403. The next prime is 425500433. The reversal of 425500423 is 324005524.

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 425500423 - 2¹³ = 425492231 is a prime.

It is a super-3 number, since 3×425500423³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425500403) 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, 34765 + ... + 45382.

It is an arithmetic number, because the mean of its divisors is an integer number (106396470).

Almost surely, 2^425500423 is an apocalyptic number.

425500423 is a deficient number, since it is larger than the sum of its proper divisors (85457).

425500423 is an equidigital number, since it uses as much as digits as its factorization.

425500423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85456.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 425500423 is about 20627.6615979611. The cubic root of 425500423 is about 752.1422738722.

Adding to 425500423 its reverse (324005524), we get a palindrome (749505947).

The spelling of 425500423 in words is "four hundred twenty-five million, five hundred thousand, four hundred twenty-three".