44045688 has 64 divisors (see below), whose sum is σ = 114118560. Its totient is φ = 14155776.

The previous prime is 44045671. The next prime is 44045689. The reversal of 44045688 is 88654044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44045689) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 171256 + ... + 171512.

Almost surely, 2^44045688 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 44045688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57059280).

44045688 is an abundant number, since it is smaller than the sum of its proper divisors (70072872).

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

44045688 is a wasteful number, since it uses less digits than its factorization.

44045688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496 (or 492 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 39.

The square root of 44045688 is about 6636.6925497570. The cubic root of 44045688 is about 353.1569841080.

The spelling of 44045688 in words is "forty-four million, forty-five thousand, six hundred eighty-eight".