45000422 has 4 divisors (see below), whose sum is σ = 67500636. Its totient is φ = 22500210.

The previous prime is 45000419. The next prime is 45000451. The reversal of 45000422 is 22400054.

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

It is a self number, because there is not a number n which added to its sum of digits gives 45000422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11250104 + ... + 11250107.

It is an arithmetic number, because the mean of its divisors is an integer number (16875159).

Almost surely, 2^45000422 is an apocalyptic number.

45000422 is a deficient number, since it is larger than the sum of its proper divisors (22500214).

45000422 is a wasteful number, since it uses less digits than its factorization.

45000422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22500213.

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 45000422 is about 6708.2353864485. The cubic root of 45000422 is about 355.6904423040.

Adding to 45000422 its reverse (22400054), we get a palindrome (67400476).

The spelling of 45000422 in words is "forty-five million, four hundred twenty-two", and thus it is an aban number.