44122749 has 16 divisors (see below), whose sum is σ = 64364544. Its totient is φ = 26663600.

The previous prime is 44122739. The next prime is 44122751. The reversal of 44122749 is 94722144.

It is a cyclic number.

It is not a de Polignac number, because 44122749 - 2⁸ = 44122493 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44122709) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10894 + ... + 14384.

It is an arithmetic number, because the mean of its divisors is an integer number (4022784).

Almost surely, 2^44122749 is an apocalyptic number.

It is an amenable number.

44122749 is a deficient number, since it is larger than the sum of its proper divisors (20241795).

44122749 is a wasteful number, since it uses less digits than its factorization.

44122749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3888.

The product of its digits is 16128, while the sum is 33.

The square root of 44122749 is about 6642.4956906271. The cubic root of 44122749 is about 353.3628216954.

The spelling of 44122749 in words is "forty-four million, one hundred twenty-two thousand, seven hundred forty-nine".