44866845 has 64 divisors (see below), whose sum is σ = 83635200. Its totient is φ = 22800960.

The previous prime is 44866841. The next prime is 44866853. The reversal of 44866845 is 54866844.

It is not a de Polignac number, because 44866845 - 2² = 44866841 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 44866845.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44866841) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 342430 + ... + 342560.

It is an arithmetic number, because the mean of its divisors is an integer number (1306800).

Almost surely, 2^44866845 is an apocalyptic number.

44866845 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

44866845 is a deficient number, since it is larger than the sum of its proper divisors (38768355).

44866845 is a wasteful number, since it uses less digits than its factorization.

44866845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247 (or 241 counting only the distinct ones).

The product of its digits is 737280, while the sum is 45.

The square root of 44866845 is about 6698.2717920371. The cubic root of 44866845 is about 355.3381556025.

Subtracting 44866845 from its reverse (54866844), we obtain a palindrome (9999999).

The spelling of 44866845 in words is "forty-four million, eight hundred sixty-six thousand, eight hundred forty-five".