44191368 has 96 divisors (see below), whose sum is σ = 133136640. Its totient is φ = 13150080.

The previous prime is 44191363. The next prime is 44191369. The reversal of 44191368 is 86319144.

It is a super-2 number, since 2×44191368² = 3905754011422848, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (44191363) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28255 + ... + 29777.

It is an arithmetic number, because the mean of its divisors is an integer number (1386840).

Almost surely, 2^44191368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44191368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66568320).

44191368 is an abundant number, since it is smaller than the sum of its proper divisors (88945272).

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

44191368 is a wasteful number, since it uses less digits than its factorization.

44191368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1579 (or 1572 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 44191368 is about 6647.6588360114. The cubic root of 44191368 is about 353.5459082372.

It can be divided in two parts, 4419136 and 8, that added together give a palindrome (4419144).

The spelling of 44191368 in words is "forty-four million, one hundred ninety-one thousand, three hundred sixty-eight".