44258490 has 48 divisors (see below), whose sum is σ = 117531648. Its totient is φ = 11550048.

The previous prime is 44258479. The next prime is 44258491. The reversal of 44258490 is 9485244.

44258490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (44258491) 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 23 ways as a sum of consecutive naturals, for example, 1002 + ... + 9461.

It is an arithmetic number, because the mean of its divisors is an integer number (2448576).

Almost surely, 2^44258490 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44258490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58765824).

44258490 is an abundant number, since it is smaller than the sum of its proper divisors (73273158).

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

44258490 is a wasteful number, since it uses less digits than its factorization.

44258490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10523 (or 10520 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 44258490 is about 6652.7054646963. The cubic root of 44258490 is about 353.7248172628.

The spelling of 44258490 in words is "forty-four million, two hundred fifty-eight thousand, four hundred ninety".