44012340 has 72 divisors (see below), whose sum is σ = 139321728. Its totient is φ = 11225280.

The previous prime is 44012333. The next prime is 44012377. The reversal of 44012340 is 4321044.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1176 + ... + 9455.

It is an arithmetic number, because the mean of its divisors is an integer number (1935024).

Almost surely, 2^44012340 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 44012340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69660864).

44012340 is an abundant number, since it is smaller than the sum of its proper divisors (95309388).

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

44012340 is a wasteful number, since it uses less digits than its factorization.

44012340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10669 (or 10664 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 44012340 is about 6634.1796780009. The cubic root of 44012340 is about 353.0678338557.

Adding to 44012340 its reverse (4321044), we get a palindrome (48333384).

The spelling of 44012340 in words is "forty-four million, twelve thousand, three hundred forty".