44666636 has 36 divisors (see below), whose sum is σ = 91364616. Its totient is φ = 19051200.

The previous prime is 44666623. The next prime is 44666647. The reversal of 44666636 is 63666644.

It is a junction number, because it is equal to n+sod(n) for n = 44666593 and 44666602.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54671 + ... + 55481.

It is an arithmetic number, because the mean of its divisors is an integer number (2537906).

Almost surely, 2^44666636 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 44666636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45682308).

44666636 is an abundant number, since it is smaller than the sum of its proper divisors (46697980).

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

44666636 is a wasteful number, since it uses less digits than its factorization.

44666636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110 (or 1101 counting only the distinct ones).

The product of its digits is 373248, while the sum is 41.

The square root of 44666636 is about 6683.3102576493. The cubic root of 44666636 is about 354.8088265135.

The spelling of 44666636 in words is "forty-four million, six hundred sixty-six thousand, six hundred thirty-six".