42264273 has 4 divisors (see below), whose sum is σ = 56352368. Its totient is φ = 28176180.

The previous prime is 42264269. The next prime is 42264283. The reversal of 42264273 is 37246224.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 42264273 - 2² = 42264269 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 42264273.

It is not an unprimeable number, because it can be changed into a prime (42264263) 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, 7044043 + ... + 7044048.

It is an arithmetic number, because the mean of its divisors is an integer number (14088092).

Almost surely, 2^42264273 is an apocalyptic number.

It is an amenable number.

42264273 is a deficient number, since it is larger than the sum of its proper divisors (14088095).

42264273 is a wasteful number, since it uses less digits than its factorization.

42264273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14088094.

The product of its digits is 16128, while the sum is 30.

The square root of 42264273 is about 6501.0978303668. The cubic root of 42264273 is about 348.3302041542.

The spelling of 42264273 in words is "forty-two million, two hundred sixty-four thousand, two hundred seventy-three".