40536170 has 16 divisors (see below), whose sum is σ = 73965960. Its totient is φ = 15992064.

The previous prime is 40536163. The next prime is 40536173. The reversal of 40536170 is 7163504.

It can be written as a sum of positive squares in 4 ways, for example, as 20349121 + 20187049 = 4511^2 + 4493^2 .

It is not an unprimeable number, because it can be changed into a prime (40536173) 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 in 7 ways as a sum of consecutive naturals, for example, 27035 + ... + 28494.

Almost surely, 2^40536170 is an apocalyptic number.

40536170 is a deficient number, since it is larger than the sum of its proper divisors (33429790).

40536170 is a wasteful number, since it uses less digits than its factorization.

40536170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55609.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 40536170 is about 6366.8021800587. The cubic root of 40536170 is about 343.5164752213.

Adding to 40536170 its reverse (7163504), we get a palindrome (47699674).

The spelling of 40536170 in words is "forty million, five hundred thirty-six thousand, one hundred seventy".