44778 has 16 divisors (see below), whose sum is σ = 95040. Its totient is φ = 14016.

The previous prime is 44777. The next prime is 44789. The reversal of 44778 is 87744.

44778 is nontrivially palindromic in base 16.

It is a plaindrome in base 10 and base 14.

It is not an unprimeable number, because it can be changed into a prime (44771) 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, 118 + ... + 321.

It is an arithmetic number, because the mean of its divisors is an integer number (5940).

2⁴⁴⁷⁷⁸ is an apocalyptic number.

44778 is an abundant number, since it is smaller than the sum of its proper divisors (50262).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47520).

44778 is a wasteful number, since it uses less digits than its factorization.

44778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461.

The product of its digits is 6272, while the sum is 30.

The square root of 44778 is about 211.6081283883. The cubic root of 44778 is about 35.5103454606.

It can be divided in two parts, 447 and 78, that added together give a palindrome (525).

The spelling of 44778 in words is "forty-four thousand, seven hundred seventy-eight".