44122000 has 80 divisors (see below), whose sum is σ = 114961392. Its totient is φ = 16281600.

The previous prime is 44121949. The next prime is 44122037. The reversal of 44122000 is 22144.

It can be written as a sum of positive squares in 8 ways, for example, as 10342656 + 33779344 = 3216^2 + 5812^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25152 + ... + 26848.

Almost surely, 2^44122000 is an apocalyptic number.

44122000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44122000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57480696).

44122000 is an abundant number, since it is smaller than the sum of its proper divisors (70839392).

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

44122000 is a wasteful number, since it uses less digits than its factorization.

44122000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1733 (or 1717 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 44122000 is about 6642.4393109761. The cubic root of 44122000 is about 353.3608221958.

Adding to 44122000 its reverse (22144), we get a palindrome (44144144).

The spelling of 44122000 in words is "forty-four million, one hundred twenty-two thousand".