45443422 has 8 divisors (see below), whose sum is σ = 68583816. Its totient is φ = 22582152.

The previous prime is 45443417. The next prime is 45443443. The reversal of 45443422 is 22434454.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69373 + ... + 70024.

It is an arithmetic number, because the mean of its divisors is an integer number (8572977).

Almost surely, 2^45443422 is an apocalyptic number.

45443422 is a deficient number, since it is larger than the sum of its proper divisors (23140394).

45443422 is a wasteful number, since it uses less digits than its factorization.

45443422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139562.

The product of its digits is 15360, while the sum is 28.

The square root of 45443422 is about 6741.1736366897. The cubic root of 45443422 is about 356.8538137226.

Adding to 45443422 its reverse (22434454), we get a palindrome (67877876).

The spelling of 45443422 in words is "forty-five million, four hundred forty-three thousand, four hundred twenty-two".