42124233 has 4 divisors (see below), whose sum is σ = 56165648. Its totient is φ = 28082820.

The previous prime is 42124231. The next prime is 42124279. The reversal of 42124233 is 33242124.

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 42124233 - 2¹ = 42124231 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42124231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7020703 + ... + 7020708.

It is an arithmetic number, because the mean of its divisors is an integer number (14041412).

Almost surely, 2^42124233 is an apocalyptic number.

It is an amenable number.

42124233 is a deficient number, since it is larger than the sum of its proper divisors (14041415).

42124233 is a wasteful number, since it uses less digits than its factorization.

42124233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14041414.

The product of its digits is 1152, while the sum is 21.

The square root of 42124233 is about 6490.3184051324. The cubic root of 42124233 is about 347.9450550722.

Adding to 42124233 its reverse (33242124), we get a palindrome (75366357).

The spelling of 42124233 in words is "forty-two million, one hundred twenty-four thousand, two hundred thirty-three".