44149500 has 72 divisors (see below), whose sum is σ = 139291152. Its totient is φ = 11772000.

The previous prime is 44149471. The next prime is 44149507. The reversal of 44149500 is 594144.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44149507) 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, 406 + ... + 9405.

Almost surely, 2^44149500 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 44149500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69645576).

44149500 is an abundant number, since it is smaller than the sum of its proper divisors (95141652).

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

44149500 is a wasteful number, since it uses less digits than its factorization.

44149500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9836 (or 9821 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 44149500 is about 6644.5090112062. The cubic root of 44149500 is about 353.4342202319.

The spelling of 44149500 in words is "forty-four million, one hundred forty-nine thousand, five hundred".