44040630 has 64 divisors (see below), whose sum is σ = 111767040. Its totient is φ = 11083776.

The previous prime is 44040617. The next prime is 44040631. The reversal of 44040630 is 3604044.

It is a junction number, because it is equal to n+sod(n) for n = 44040597 and 44040606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44040631) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56886 + ... + 57654.

It is an arithmetic number, because the mean of its divisors is an integer number (1746360).

Almost surely, 2^44040630 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44040630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55883520).

44040630 is an abundant number, since it is smaller than the sum of its proper divisors (67726410).

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

44040630 is a wasteful number, since it uses less digits than its factorization.

44040630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 44040630 is about 6636.3114755111. The cubic root of 44040630 is about 353.1434652938.

Adding to 44040630 its reverse (3604044), we get a palindrome (47644674).

The spelling of 44040630 in words is "forty-four million, forty thousand, six hundred thirty".