44499642 has 48 divisors (see below), whose sum is σ = 103181472. Its totient is φ = 12686080.

The previous prime is 44499613. The next prime is 44499643. The reversal of 44499642 is 24699444.

It is a junction number, because it is equal to n+sod(n) for n = 44499594 and 44499603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44499643) 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, 17908 + ... + 20240.

It is an arithmetic number, because the mean of its divisors is an integer number (2149614).

Almost surely, 2^44499642 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44499642, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51590736).

44499642 is an abundant number, since it is smaller than the sum of its proper divisors (58681830).

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

44499642 is a wasteful number, since it uses less digits than its factorization.

44499642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2383 (or 2366 counting only the distinct ones).

The product of its digits is 248832, while the sum is 42.

The square root of 44499642 is about 6670.8051987747. The cubic root of 44499642 is about 354.3661027848.

The spelling of 44499642 in words is "forty-four million, four hundred ninety-nine thousand, six hundred forty-two".