42264443 has 4 divisors (see below), whose sum is σ = 45515568. Its totient is φ = 39013320.

The previous prime is 42264437. The next prime is 42264451. The reversal of 42264443 is 34446224.

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 42264443 - 2⁴ = 42264427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42264403) 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, 1625543 + ... + 1625568.

It is an arithmetic number, because the mean of its divisors is an integer number (11378892).

Almost surely, 2^42264443 is an apocalyptic number.

42264443 is a deficient number, since it is larger than the sum of its proper divisors (3251125).

42264443 is a wasteful number, since it uses less digits than its factorization.

42264443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3251124.

The product of its digits is 18432, while the sum is 29.

The square root of 42264443 is about 6501.1109050685. The cubic root of 42264443 is about 348.3306711843.

The spelling of 42264443 in words is "forty-two million, two hundred sixty-four thousand, four hundred forty-three".