44013030 has 64 divisors (see below), whose sum is σ = 111103488. Its totient is φ = 11137280.

The previous prime is 44013023. The next prime is 44013043. The reversal of 44013030 is 3031044.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 156490 + ... + 156770.

It is an arithmetic number, because the mean of its divisors is an integer number (1735992).

Almost surely, 2^44013030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44013030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55551744).

44013030 is an abundant number, since it is smaller than the sum of its proper divisors (67090458).

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

44013030 is a wasteful number, since it uses less digits than its factorization.

44013030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 44013030 is about 6634.2316812122. The cubic root of 44013030 is about 353.0696789105.

Adding to 44013030 its reverse (3031044), we get a palindrome (47044074).

The spelling of 44013030 in words is "forty-four million, thirteen thousand, thirty".