44215149 has 8 divisors (see below), whose sum is σ = 64312992. Its totient is φ = 26797040.

The previous prime is 44215139. The next prime is 44215153. The reversal of 44215149 is 94151244.

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

It is a cyclic number.

It is not a de Polignac number, because 44215149 - 2⁵ = 44215117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44215139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 669894 + ... + 669959.

It is an arithmetic number, because the mean of its divisors is an integer number (8039124).

Almost surely, 2^44215149 is an apocalyptic number.

It is an amenable number.

44215149 is a deficient number, since it is larger than the sum of its proper divisors (20097843).

44215149 is a wasteful number, since it uses less digits than its factorization.

44215149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1339867.

The product of its digits is 5760, while the sum is 30.

The square root of 44215149 is about 6649.4472702624. The cubic root of 44215149 is about 353.6093155489.

The spelling of 44215149 in words is "forty-four million, two hundred fifteen thousand, one hundred forty-nine".