40996836 has 72 divisors (see below), whose sum is σ = 108501120. Its totient is φ = 13035456.

The previous prime is 40996811. The next prime is 40996847. The reversal of 40996836 is 63869904.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 40996791 and 40996800.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 111525 + ... + 111891.

It is an arithmetic number, because the mean of its divisors is an integer number (1506960).

Almost surely, 2^40996836 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40996836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54250560).

40996836 is an abundant number, since it is smaller than the sum of its proper divisors (67504284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40996836 is a wasteful number, since it uses less digits than its factorization.

40996836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513 (or 508 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The square root of 40996836 is about 6402.8771657748. The cubic root of 40996836 is about 344.8128537618.

The spelling of 40996836 in words is "forty million, nine hundred ninety-six thousand, eight hundred thirty-six".