42333225 has 72 divisors (see below), whose sum is σ = 80640672. Its totient is φ = 19430400.

The previous prime is 42333173. The next prime is 42333233. The reversal of 42333225 is 52233324.

It is not a de Polignac number, because 42333225 - 2⁹ = 42332713 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42333195 and 42333204.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 436377 + ... + 436473.

Almost surely, 2^42333225 is an apocalyptic number.

It is an amenable number.

42333225 is a deficient number, since it is larger than the sum of its proper divisors (38307447).

42333225 is a wasteful number, since it uses less digits than its factorization.

42333225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167 (or 139 counting only the distinct ones).

The product of its digits is 4320, while the sum is 24.

The square root of 42333225 is about 6506.3987735152. The cubic root of 42333225 is about 348.5195288718.

Adding to 42333225 its reverse (52233324), we get a palindrome (94566549).

Subtracting 42333225 from its reverse (52233324), we obtain a palindrome (9900099).

The spelling of 42333225 in words is "forty-two million, three hundred thirty-three thousand, two hundred twenty-five".