42273259 has 4 divisors (see below), whose sum is σ = 48312304. Its totient is φ = 36234216.

The previous prime is 42273251. The next prime is 42273263. The reversal of 42273259 is 95237224.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42273259 - 2³ = 42273251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42273251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3019512 + ... + 3019525.

It is an arithmetic number, because the mean of its divisors is an integer number (12078076).

Almost surely, 2^42273259 is an apocalyptic number.

42273259 is a deficient number, since it is larger than the sum of its proper divisors (6039045).

42273259 is an equidigital number, since it uses as much as digits as its factorization.

42273259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6039044.

The product of its digits is 30240, while the sum is 34.

The square root of 42273259 is about 6501.7889076776. The cubic root of 42273259 is about 348.3548890964.

The spelling of 42273259 in words is "forty-two million, two hundred seventy-three thousand, two hundred fifty-nine".