44858940 has 144 divisors (see below), whose sum is σ = 149839872. Its totient is φ = 9821952.

The previous prime is 44858899. The next prime is 44858941. The reversal of 44858940 is 4985844.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 44858892 and 44858901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44858941) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 353157 + ... + 353283.

Almost surely, 2^44858940 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 44858940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74919936).

44858940 is an abundant number, since it is smaller than the sum of its proper divisors (104980932).

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

44858940 is a wasteful number, since it uses less digits than its factorization.

44858940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204 (or 173 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 42.

The square root of 44858940 is about 6697.6816884650. The cubic root of 44858940 is about 355.3172856030.

The spelling of 44858940 in words is "forty-four million, eight hundred fifty-eight thousand, nine hundred forty".