42123332 has 12 divisors (see below), whose sum is σ = 74405520. Its totient is φ = 20864616.

The previous prime is 42123329. The next prime is 42123337. The reversal of 42123332 is 23332124.

It is not an unprimeable number, because it can be changed into a prime (42123337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48782 + ... + 49637.

It is an arithmetic number, because the mean of its divisors is an integer number (6200460).

Almost surely, 2^42123332 is an apocalyptic number.

It is an amenable number.

42123332 is a deficient number, since it is larger than the sum of its proper divisors (32282188).

42123332 is a wasteful number, since it uses less digits than its factorization.

42123332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98530 (or 98528 counting only the distinct ones).

The product of its digits is 864, while the sum is 20.

The square root of 42123332 is about 6490.2489936828. The cubic root of 42123332 is about 347.9425743091.

Adding to 42123332 its reverse (23332124), we get a palindrome (65455456).

The spelling of 42123332 in words is "forty-two million, one hundred twenty-three thousand, three hundred thirty-two".