42112304 has 40 divisors (see below), whose sum is σ = 88296432. Its totient is φ = 19342080.

The previous prime is 42112297. The next prime is 42112331. The reversal of 42112304 is 40321124.

It is a super-2 number, since 2×42112304² = 3546892296376832, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60599 + ... + 61289.

Almost surely, 2^42112304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42112304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44148216).

42112304 is an abundant number, since it is smaller than the sum of its proper divisors (46184128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42112304 is a wasteful number, since it uses less digits than its factorization.

42112304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005 (or 999 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 42112304 is about 6489.3993558726. The cubic root of 42112304 is about 347.9122075627.

Adding to 42112304 its reverse (40321124), we get a palindrome (82433428).

The spelling of 42112304 in words is "forty-two million, one hundred twelve thousand, three hundred four".