45030442 has 8 divisors (see below), whose sum is σ = 67625316. Its totient is φ = 22488672.

The previous prime is 45030431. The next prime is 45030463. The reversal of 45030442 is 24403054.

It is a happy number.

45030442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 38825361 + 6205081 = 6231^2 + 2491^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11083 + ... + 14590.

Almost surely, 2^45030442 is an apocalyptic number.

45030442 is a deficient number, since it is larger than the sum of its proper divisors (22594874).

45030442 is a wasteful number, since it uses less digits than its factorization.

45030442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26552.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 45030442 is about 6710.4725616010. The cubic root of 45030442 is about 355.7695189962.

Adding to 45030442 its reverse (24403054), we get a palindrome (69433496).

The spelling of 45030442 in words is "forty-five million, thirty thousand, four hundred forty-two".