45225242 has 8 divisors (see below), whose sum is σ = 67913076. Its totient is φ = 22587552.

The previous prime is 45225241. The next prime is 45225269. The reversal of 45225242 is 24252254.

It can be written as a sum of positive squares in 2 ways, for example, as 41229241 + 3996001 = 6421^2 + 1999^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (45225241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10193 + ... + 13940.

Almost surely, 2^45225242 is an apocalyptic number.

45225242 is a deficient number, since it is larger than the sum of its proper divisors (22687834).

45225242 is a wasteful number, since it uses less digits than its factorization.

45225242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25072.

The product of its digits is 6400, while the sum is 26.

The square root of 45225242 is about 6724.9715241033. The cubic root of 45225242 is about 356.2817961976.

Adding to 45225242 its reverse (24252254), we get a palindrome (69477496).

The spelling of 45225242 in words is "forty-five million, two hundred twenty-five thousand, two hundred forty-two".