42324225 has 12 divisors (see below), whose sum is σ = 69976176. Its totient is φ = 22572880.

The previous prime is 42324211. The next prime is 42324241. The reversal of 42324225 is 52242324.

It is a happy number.

It is not a de Polignac number, because 42324225 - 2⁵ = 42324193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42324195 and 42324204.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 282087 + ... + 282236.

It is an arithmetic number, because the mean of its divisors is an integer number (5831348).

Almost surely, 2^42324225 is an apocalyptic number.

It is an amenable number.

42324225 is a deficient number, since it is larger than the sum of its proper divisors (27651951).

42324225 is a wasteful number, since it uses less digits than its factorization.

42324225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564336 (or 564331 counting only the distinct ones).

The product of its digits is 3840, while the sum is 24.

The square root of 42324225 is about 6505.7071099151. The cubic root of 42324225 is about 348.4948288238.

Adding to 42324225 its reverse (52242324), we get a palindrome (94566549).

The spelling of 42324225 in words is "forty-two million, three hundred twenty-four thousand, two hundred twenty-five".