40068104 has 8 divisors (see below), whose sum is σ = 75127710. Its totient is φ = 20034048.

The previous prime is 40068101. The next prime is 40068109. The reversal of 40068104 is 40186004.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 39816100 + 252004 = 6310^2 + 502^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 40068104.

It is not an unprimeable number, because it can be changed into a prime (40068101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2504249 + ... + 2504264.

Almost surely, 2^40068104 is an apocalyptic number.

It is an amenable number.

40068104 is a deficient number, since it is larger than the sum of its proper divisors (35059606).

40068104 is a wasteful number, since it uses less digits than its factorization.

40068104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5008519 (or 5008515 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 40068104 is about 6329.9371244903. The cubic root of 40068104 is about 342.1891729546.

The spelling of 40068104 in words is "forty million, sixty-eight thousand, one hundred four".