40545170 has 32 divisors (see below), whose sum is σ = 78278400. Its totient is φ = 15065856.

The previous prime is 40545163. The next prime is 40545203. The reversal of 40545170 is 7154504.

40545170 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11921 + ... + 14939.

It is an arithmetic number, because the mean of its divisors is an integer number (2446200).

Almost surely, 2^40545170 is an apocalyptic number.

40545170 is a deficient number, since it is larger than the sum of its proper divisors (37733230).

40545170 is a wasteful number, since it uses less digits than its factorization.

40545170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3122.

The product of its (nonzero) digits is 2800, while the sum is 26.

The square root of 40545170 is about 6367.5089320707. The cubic root of 40545170 is about 343.5418962999.

Adding to 40545170 its reverse (7154504), we get a palindrome (47699674).

The spelling of 40545170 in words is "forty million, five hundred forty-five thousand, one hundred seventy".