44428763 has 4 divisors (see below), whose sum is σ = 44552880. Its totient is φ = 44304648.

The previous prime is 44428751. The next prime is 44428777. The reversal of 44428763 is 36782444.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 44428763 - 2¹⁶ = 44363227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44428723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61520 + ... + 62237.

It is an arithmetic number, because the mean of its divisors is an integer number (11138220).

Almost surely, 2^44428763 is an apocalyptic number.

44428763 is a deficient number, since it is larger than the sum of its proper divisors (124117).

44428763 is a wasteful number, since it uses less digits than its factorization.

44428763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124116.

The product of its digits is 129024, while the sum is 38.

The square root of 44428763 is about 6665.4904545727. The cubic root of 44428763 is about 354.1778581069.

The spelling of 44428763 in words is "forty-four million, four hundred twenty-eight thousand, seven hundred sixty-three".