40983866 has 16 divisors (see below), whose sum is σ = 76645440. Its totient is φ = 15967680.

The previous prime is 40983853. The next prime is 40983871. The reversal of 40983866 is 66838904.

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, 132911 + ... + 133218.

It is an arithmetic number, because the mean of its divisors is an integer number (4790340).

Almost surely, 2^40983866 is an apocalyptic number.

40983866 is a deficient number, since it is larger than the sum of its proper divisors (35661574).

40983866 is a wasteful number, since it uses less digits than its factorization.

40983866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266149.

The product of its (nonzero) digits is 248832, while the sum is 44.

The square root of 40983866 is about 6401.8642597293. The cubic root of 40983866 is about 344.7764875862.

It can be divided in two parts, 409838 and 66, that added together give a palindrome (409904).

The spelling of 40983866 in words is "forty million, nine hundred eighty-three thousand, eight hundred sixty-six".