44858646 has 48 divisors (see below), whose sum is σ = 112623264. Its totient is φ = 12638592.

The previous prime is 44858641. The next prime is 44858657. The reversal of 44858646 is 64685844.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44858641) 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, 6760 + ... + 11636.

It is an arithmetic number, because the mean of its divisors is an integer number (2346318).

Almost surely, 2^44858646 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44858646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56311632).

44858646 is an abundant number, since it is smaller than the sum of its proper divisors (67764618).

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

44858646 is a wasteful number, since it uses less digits than its factorization.

44858646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4965 (or 4962 counting only the distinct ones).

The product of its digits is 737280, while the sum is 45.

The square root of 44858646 is about 6697.6597405362. The cubic root of 44858646 is about 355.3165093660.

It can be divided in two parts, 4485 and 8646, that added together give a palindrome (13131).

The spelling of 44858646 in words is "forty-four million, eight hundred fifty-eight thousand, six hundred forty-six".