42244023 has 8 divisors (see below), whose sum is σ = 57523968. Its totient is φ = 27563384.

The previous prime is 42244009. The next prime is 42244057. The reversal of 42244023 is 32044224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42244023 - 2⁶ = 42243959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42244003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149661 + ... + 149942.

It is an arithmetic number, because the mean of its divisors is an integer number (7190496).

Almost surely, 2^42244023 is an apocalyptic number.

42244023 is a deficient number, since it is larger than the sum of its proper divisors (15279945).

42244023 is a wasteful number, since it uses less digits than its factorization.

42244023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299653.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 42244023 is about 6499.5402145075. The cubic root of 42244023 is about 348.2745636729.

Adding to 42244023 its reverse (32044224), we get a palindrome (74288247).

The spelling of 42244023 in words is "forty-two million, two hundred forty-four thousand, twenty-three".