42232444 has 6 divisors (see below), whose sum is σ = 73906784. Its totient is φ = 21116220.

The previous prime is 42232441. The next prime is 42232451. The reversal of 42232444 is 44423224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42232441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5279052 + ... + 5279059.

Almost surely, 2^42232444 is an apocalyptic number.

It is an amenable number.

42232444 is a deficient number, since it is larger than the sum of its proper divisors (31674340).

42232444 is a wasteful number, since it uses less digits than its factorization.

42232444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10558115 (or 10558113 counting only the distinct ones).

The product of its digits is 6144, while the sum is 25.

The square root of 42232444 is about 6498.6493981442. The cubic root of 42232444 is about 348.2427403175.

Adding to 42232444 its reverse (44423224), we get a palindrome (86655668).

The spelling of 42232444 in words is "forty-two million, two hundred thirty-two thousand, four hundred forty-four".