44042100 has 36 divisors (see below), whose sum is σ = 127429344. Its totient is φ = 11744480.

The previous prime is 44042093. The next prime is 44042101. The reversal of 44042100 is 124044.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 44042100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44042101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73104 + ... + 73703.

It is an arithmetic number, because the mean of its divisors is an integer number (3539704).

Almost surely, 2^44042100 is an apocalyptic number.

It is an amenable number.

44042100 is an abundant number, since it is smaller than the sum of its proper divisors (83387244).

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

44042100 is a wasteful number, since it uses less digits than its factorization.

44042100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146824 (or 146817 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 44042100 is about 6636.4222288821. The cubic root of 44042100 is about 353.1473943560.

Adding to 44042100 its reverse (124044), we get a palindrome (44166144).

The spelling of 44042100 in words is "forty-four million, forty-two thousand, one hundred".