44161400 has 24 divisors (see below), whose sum is σ = 102675720. Its totient is φ = 17664480.

The previous prime is 44161399. The next prime is 44161409. The reversal of 44161400 is 416144.

It is a happy number.

44161400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44161409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 110204 + ... + 110603.

It is an arithmetic number, because the mean of its divisors is an integer number (4278155).

Almost surely, 2^44161400 is an apocalyptic number.

44161400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44161400 is an abundant number, since it is smaller than the sum of its proper divisors (58514320).

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

44161400 is a wasteful number, since it uses less digits than its factorization.

44161400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220823 (or 220814 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 44161400 is about 6645.4044271210. The cubic root of 44161400 is about 353.4659721158.

Adding to 44161400 its reverse (416144), we get a palindrome (44577544).

The spelling of 44161400 in words is "forty-four million, one hundred sixty-one thousand, four hundred".