45450422 has 4 divisors (see below), whose sum is σ = 68175636. Its totient is φ = 22725210.

The previous prime is 45450421. The next prime is 45450439. The reversal of 45450422 is 22405454.

45450422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 45450391 and 45450400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45450421) by changing a digit.

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 as a sum of consecutive naturals, namely, 11362604 + ... + 11362607.

It is an arithmetic number, because the mean of its divisors is an integer number (17043909).

Almost surely, 2^45450422 is an apocalyptic number.

45450422 is a deficient number, since it is larger than the sum of its proper divisors (22725214).

45450422 is a wasteful number, since it uses less digits than its factorization.

45450422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22725213.

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

The square root of 45450422 is about 6741.6928141232. The cubic root of 45450422 is about 356.8721357616.

Adding to 45450422 its reverse (22405454), we get a palindrome (67855876).

The spelling of 45450422 in words is "forty-five million, four hundred fifty thousand, four hundred twenty-two".