425232401 has 4 divisors (see below), whose sum is σ = 463889904. Its totient is φ = 386574900.

The previous prime is 425232397. The next prime is 425232421. The reversal of 425232401 is 104232524.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 425232401 - 2² = 425232397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425232421) 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, 19328735 + ... + 19328756.

It is an arithmetic number, because the mean of its divisors is an integer number (115972476).

Almost surely, 2^425232401 is an apocalyptic number.

It is an amenable number.

425232401 is a deficient number, since it is larger than the sum of its proper divisors (38657503).

425232401 is a wasteful number, since it uses less digits than its factorization.

425232401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38657502.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 425232401 is about 20621.1639099252. The cubic root of 425232401 is about 751.9843163179.

Adding to 425232401 its reverse (104232524), we get a palindrome (529464925).

The spelling of 425232401 in words is "four hundred twenty-five million, two hundred thirty-two thousand, four hundred one".