44040801 has 16 divisors (see below), whose sum is σ = 69275648. Its totient is φ = 24354000.

The previous prime is 44040797. The next prime is 44040809. The reversal of 44040801 is 10804044.

It is not a de Polignac number, because 44040801 - 2² = 44040797 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44040809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33175 + ... + 34476.

It is an arithmetic number, because the mean of its divisors is an integer number (4329728).

Almost surely, 2^44040801 is an apocalyptic number.

It is an amenable number.

44040801 is a deficient number, since it is larger than the sum of its proper divisors (25234847).

44040801 is a wasteful number, since it uses less digits than its factorization.

44040801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67692.

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 44040801 is about 6636.3243591615. The cubic root of 44040801 is about 353.1439223525.

Adding to 44040801 its reverse (10804044), we get a palindrome (54844845).

The spelling of 44040801 in words is "forty-four million, forty thousand, eight hundred one".