45022443 has 12 divisors (see below), whose sum is σ = 63770040. Its totient is φ = 28248832.

The previous prime is 45022441. The next prime is 45022507. The reversal of 45022443 is 34422054.

It is not a de Polignac number, because 45022443 - 2¹ = 45022441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45022441) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25098 + ... + 26831.

It is an arithmetic number, because the mean of its divisors is an integer number (5314170).

Almost surely, 2^45022443 is an apocalyptic number.

45022443 is a deficient number, since it is larger than the sum of its proper divisors (18747597).

45022443 is a wasteful number, since it uses less digits than its factorization.

45022443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51966 (or 51949 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 45022443 is about 6709.8765264347. The cubic root of 45022443 is about 355.7484519966.

Adding to 45022443 its reverse (34422054), we get a palindrome (79444497).

The spelling of 45022443 in words is "forty-five million, twenty-two thousand, four hundred forty-three".