45001444 has 6 divisors (see below), whose sum is σ = 78752534. Its totient is φ = 22500720.

The previous prime is 45001441. The next prime is 45001457. The reversal of 45001444 is 44410054.

It can be written as a sum of positive squares in only one way, i.e., 27878400 + 17123044 = 5280^2 + 4138^2 .

It is not an unprimeable number, because it can be changed into a prime (45001441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5625177 + ... + 5625184.

Almost surely, 2^45001444 is an apocalyptic number.

It is an amenable number.

45001444 is a deficient number, since it is larger than the sum of its proper divisors (33751090).

45001444 is a wasteful number, since it uses less digits than its factorization.

45001444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11250365 (or 11250363 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 45001444 is about 6708.3115610413. The cubic root of 45001444 is about 355.6931349668.

Adding to 45001444 its reverse (44410054), we get a palindrome (89411498).

The spelling of 45001444 in words is "forty-five million, one thousand, four hundred forty-four".