40908168 has 96 divisors (see below), whose sum is σ = 132163200. Its totient is φ = 11176704.

The previous prime is 40908167. The next prime is 40908169. The reversal of 40908168 is 86180904.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40908167) and next prime (40908169).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (40908163) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9828 + ... + 13356.

It is an arithmetic number, because the mean of its divisors is an integer number (1376700).

Almost surely, 2^40908168 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40908168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66081600).

40908168 is an abundant number, since it is smaller than the sum of its proper divisors (91255032).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40908168 is a wasteful number, since it uses less digits than its factorization.

40908168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3571 (or 3564 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 40908168 is about 6395.9493431390. The cubic root of 40908168 is about 344.5640871304.

The spelling of 40908168 in words is "forty million, nine hundred eight thousand, one hundred sixty-eight".