423331725 has 24 divisors (see below), whose sum is σ = 700749792. Its totient is φ = 225505600.

The previous prime is 423331717. The next prime is 423331729. The reversal of 423331725 is 527133324.

It is not a de Polignac number, because 423331725 - 2³ = 423331717 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 423331692 and 423331701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423331729) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 69919 + ... + 75731.

It is an arithmetic number, because the mean of its divisors is an integer number (29197908).

Almost surely, 2^423331725 is an apocalyptic number.

It is an amenable number.

423331725 is a deficient number, since it is larger than the sum of its proper divisors (277418067).

423331725 is a wasteful number, since it uses less digits than its factorization.

423331725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6797 (or 6792 counting only the distinct ones).

The product of its digits is 15120, while the sum is 30.

The square root of 423331725 is about 20575.0267314529. The cubic root of 423331725 is about 750.8622527581.

The spelling of 423331725 in words is "four hundred twenty-three million, three hundred thirty-one thousand, seven hundred twenty-five".