423137 has 12 divisors (see below), whose sum is σ = 502740. Its totient is φ = 353760.

The previous prime is 423133. The next prime is 423173. The reversal of 423137 is 731324.

It can be written as a sum of positive squares in 2 ways, for example, as 43681 + 379456 = 209^2 + 616^2 .

It is not a de Polignac number, because 423137 - 2² = 423133 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 423137.

It is not an unprimeable number, because it can be changed into a prime (423133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1439 + ... + 1707.

It is an arithmetic number, because the mean of its divisors is an integer number (41895).

2⁴²³¹³⁷ is an apocalyptic number.

It is an amenable number.

423137 is a deficient number, since it is larger than the sum of its proper divisors (79603).

423137 is a wasteful number, since it uses less digits than its factorization.

423137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304 (or 293 counting only the distinct ones).

The product of its digits is 504, while the sum is 20.

The square root of 423137 is about 650.4898154468. The cubic root of 423137 is about 75.0747107379.

The spelling of 423137 in words is "four hundred twenty-three thousand, one hundred thirty-seven".