40636196 has 6 divisors (see below), whose sum is σ = 71113350. Its totient is φ = 20318096.

The previous prime is 40636157. The next prime is 40636199. The reversal of 40636196 is 69163604.

It can be written as a sum of positive squares in only one way, i.e., 31248100 + 9388096 = 5590^2 + 3064^2 .

It is not an unprimeable number, because it can be changed into a prime (40636199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5079521 + ... + 5079528.

It is an arithmetic number, because the mean of its divisors is an integer number (11852225).

Almost surely, 2^40636196 is an apocalyptic number.

It is an amenable number.

40636196 is a deficient number, since it is larger than the sum of its proper divisors (30477154).

40636196 is a wasteful number, since it uses less digits than its factorization.

40636196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10159053 (or 10159051 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 40636196 is about 6374.6526179863. The cubic root of 40636196 is about 343.7987939110.

The spelling of 40636196 in words is "forty million, six hundred thirty-six thousand, one hundred ninety-six".