40164104 has 8 divisors (see below), whose sum is σ = 75307710. Its totient is φ = 20082048.

The previous prime is 40164079. The next prime is 40164109. The reversal of 40164104 is 40146104.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 39715204 + 448900 = 6302^2 + 670^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×40164104² = 3226310500245632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40164109) 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, 2510249 + ... + 2510264.

Almost surely, 2^40164104 is an apocalyptic number.

It is an amenable number.

40164104 is a deficient number, since it is larger than the sum of its proper divisors (35143606).

40164104 is a wasteful number, since it uses less digits than its factorization.

40164104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5020519 (or 5020515 counting only the distinct ones).

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

The square root of 40164104 is about 6337.5156015587. The cubic root of 40164104 is about 342.4622410289.

The spelling of 40164104 in words is "forty million, one hundred sixty-four thousand, one hundred four".