40796842 has 16 divisors (see below), whose sum is σ = 62406792. Its totient is φ = 19998720.

The previous prime is 40796831. The next prime is 40796849. The reversal of 40796842 is 24869704.

It can be written as a sum of positive squares in 4 ways, for example, as 7722841 + 33074001 = 2779^2 + 5751^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40796795 and 40796804.

It is not an unprimeable number, because it can be changed into a prime (40796849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20992 + ... + 22852.

Almost surely, 2^40796842 is an apocalyptic number.

40796842 is a deficient number, since it is larger than the sum of its proper divisors (21609950).

40796842 is a wasteful number, since it uses less digits than its factorization.

40796842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2073.

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 40796842 is about 6387.2405622460. The cubic root of 40796842 is about 344.2512417799.

The spelling of 40796842 in words is "forty million, seven hundred ninety-six thousand, eight hundred forty-two".