42033224 has 8 divisors (see below), whose sum is σ = 78812310. Its totient is φ = 21016608.

The previous prime is 42033223. The next prime is 42033239. The reversal of 42033224 is 42233024.

It can be written as a sum of positive squares in only one way, i.e., 42016324 + 16900 = 6482^2 + 130^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×42033224³ (a number of 24 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42033196 and 42033205.

It is not an unprimeable number, because it can be changed into a prime (42033223) 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 as a sum of consecutive naturals, namely, 2627069 + ... + 2627084.

Almost surely, 2^42033224 is an apocalyptic number.

It is an amenable number.

42033224 is a deficient number, since it is larger than the sum of its proper divisors (36779086).

42033224 is a wasteful number, since it uses less digits than its factorization.

42033224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5254159 (or 5254155 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 42033224 is about 6483.3034789373. The cubic root of 42033224 is about 347.6942970843.

Adding to 42033224 its reverse (42233024), we get a palindrome (84266248).

The spelling of 42033224 in words is "forty-two million, thirty-three thousand, two hundred twenty-four".