44001022 has 16 divisors (see below), whose sum is σ = 71406720. Its totient is φ = 20214432.

The previous prime is 44001019. The next prime is 44001031. The reversal of 44001022 is 22010044.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 44000993 and 44001011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2004 + ... + 9592.

It is an arithmetic number, because the mean of its divisors is an integer number (4462920).

Almost surely, 2^44001022 is an apocalyptic number.

44001022 is a deficient number, since it is larger than the sum of its proper divisors (27405698).

44001022 is a wasteful number, since it uses less digits than its factorization.

44001022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7827.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 44001022 is about 6633.3266164120. The cubic root of 44001022 is about 353.0375668569.

Adding to 44001022 its reverse (22010044), we get a palindrome (66011066).

The spelling of 44001022 in words is "forty-four million, one thousand, twenty-two".