40500044 has 12 divisors (see below), whose sum is σ = 76327104. Its totient is φ = 18692304.

The previous prime is 40500011. The next prime is 40500049. The reversal of 40500044 is 44000504.

It is a junction number, because it is equal to n+sod(n) for n = 40499995 and 40500031.

It is not an unprimeable number, because it can be changed into a prime (40500049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 389372 + ... + 389475.

It is an arithmetic number, because the mean of its divisors is an integer number (6360592).

Almost surely, 2^40500044 is an apocalyptic number.

It is an amenable number.

40500044 is a deficient number, since it is larger than the sum of its proper divisors (35827060).

40500044 is a wasteful number, since it uses less digits than its factorization.

40500044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 778864 (or 778862 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 40500044 is about 6363.9644876445. The cubic root of 40500044 is about 343.4143971300.

Adding to 40500044 its reverse (44000504), we get a palindrome (84500548).

The spelling of 40500044 in words is "forty million, five hundred thousand, forty-four".