40996 has 12 divisors (see below), whose sum is σ = 73948. Its totient is φ = 19872.

The previous prime is 40993. The next prime is 41011. The reversal of 40996 is 69904.

It can be written as a sum of positive squares in 2 ways, for example, as 22500 + 18496 = 150^2 + 136^2 .

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a plaindrome in base 11.

It is a nialpdrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (40993) 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, 10 + ... + 286.

2⁴⁰⁹⁹⁶ is an apocalyptic number.

It is an amenable number.

40996 is a deficient number, since it is larger than the sum of its proper divisors (32952).

40996 is a wasteful number, since it uses less digits than its factorization.

40996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318 (or 316 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 40996 is about 202.4746897763. The cubic root of 40996 is about 34.4810509959.

It can be divided in two parts, 409 and 96, that added together give a palindrome (505).

The spelling of 40996 in words is "forty thousand, nine hundred ninety-six".