40104164 has 6 divisors (see below), whose sum is σ = 70182294. Its totient is φ = 20052080.

The previous prime is 40104161. The next prime is 40104167. The reversal of 40104164 is 46140104.

It is a happy number.

40104164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40104161) and next prime (40104167).

It can be written as a sum of positive squares in only one way, i.e., 29593600 + 10510564 = 5440^2 + 3242^2 .

It is not an unprimeable number, because it can be changed into a prime (40104161) by changing a digit.

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 as a sum of consecutive naturals, namely, 5013017 + ... + 5013024.

It is an arithmetic number, because the mean of its divisors is an integer number (11697049).

Almost surely, 2^40104164 is an apocalyptic number.

It is an amenable number.

40104164 is a deficient number, since it is larger than the sum of its proper divisors (30078130).

40104164 is a wasteful number, since it uses less digits than its factorization.

40104164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10026045 (or 10026043 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 40104164 is about 6332.7848534432. The cubic root of 40104164 is about 342.2917952445.

Adding to 40104164 its reverse (46140104), we get a palindrome (86244268).

The spelling of 40104164 in words is "forty million, one hundred four thousand, one hundred sixty-four".