423531125 has 16 divisors (see below), whose sum is σ = 530712000. Its totient is φ = 337450000.

The previous prime is 423531091. The next prime is 423531127. The reversal of 423531125 is 521135324.

It is a happy number.

It is not a de Polignac number, because 423531125 - 2¹⁰ = 423530101 is a prime.

It is a super-2 number, since 2×423531125² = 358757227687531250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 423531094 and 423531103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423531127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24626 + ... + 38124.

It is an arithmetic number, because the mean of its divisors is an integer number (33169500).

Almost surely, 2^423531125 is an apocalyptic number.

It is an amenable number.

423531125 is a deficient number, since it is larger than the sum of its proper divisors (107180875).

423531125 is a wasteful number, since it uses less digits than its factorization.

423531125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13765 (or 13755 counting only the distinct ones).

The product of its digits is 3600, while the sum is 26.

The square root of 423531125 is about 20579.8718411947. The cubic root of 423531125 is about 750.9801259868.

Adding to 423531125 its reverse (521135324), we get a palindrome (944666449).

The spelling of 423531125 in words is "four hundred twenty-three million, five hundred thirty-one thousand, one hundred twenty-five".