425603423 has 8 divisors (see below), whose sum is σ = 487406592. Its totient is φ = 364050936.

The previous prime is 425603393. The next prime is 425603447. The reversal of 425603423 is 324306524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 425603423 - 2¹² = 425599327 is a prime.

It is a super-2 number, since 2×425603423² = 362276547338633858, which contains 22 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 (425603473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59015 + ... + 65832.

It is an arithmetic number, because the mean of its divisors is an integer number (60925824).

Almost surely, 2^425603423 is an apocalyptic number.

425603423 is a deficient number, since it is larger than the sum of its proper divisors (61803169).

425603423 is a wasteful number, since it uses less digits than its factorization.

425603423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125341.

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 425603423 is about 20630.1580944015. The cubic root of 425603423 is about 752.2029588131.

Adding to 425603423 its reverse (324306524), we get a palindrome (749909947).

The spelling of 425603423 in words is "four hundred twenty-five million, six hundred three thousand, four hundred twenty-three".