423100625 has 10 divisors (see below), whose sum is σ = 528707322. Its totient is φ = 338480000.

The previous prime is 423100591. The next prime is 423100631. The reversal of 423100625 is 526001324.

It can be written as a sum of positive squares in 5 ways, for example, as 214124689 + 208975936 = 14633^2 + 14456^2 .

It is not a de Polignac number, because 423100625 - 2¹⁰ = 423099601 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 423100625.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 337856 + ... + 339105.

Almost surely, 2^423100625 is an apocalyptic number.

It is an amenable number.

423100625 is a deficient number, since it is larger than the sum of its proper divisors (105606697).

423100625 is an frugal number, since it uses more digits than its factorization.

423100625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676981 (or 676966 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 423100625 is about 20569.4099331993. The cubic root of 423100625 is about 750.7255940875.

Adding to 423100625 its reverse (526001324), we get a palindrome (949101949).

The spelling of 423100625 in words is "four hundred twenty-three million, one hundred thousand, six hundred twenty-five".