40666095 has 12 divisors (see below), whose sum is σ = 70487976. Its totient is φ = 21688560.

The previous prime is 40666081. The next prime is 40666103. The reversal of 40666095 is 59066604.

It is a happy number.

It is not a de Polignac number, because 40666095 - 2⁵ = 40666063 is a prime.

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 congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 451801 + ... + 451890.

It is an arithmetic number, because the mean of its divisors is an integer number (5873998).

Almost surely, 2^40666095 is an apocalyptic number.

40666095 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40666095 is a deficient number, since it is larger than the sum of its proper divisors (29821881).

40666095 is a wasteful number, since it uses less digits than its factorization.

40666095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 903702 (or 903699 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 40666095 is about 6376.9973341691. The cubic root of 40666095 is about 343.8830924849.

The spelling of 40666095 in words is "forty million, six hundred sixty-six thousand, ninety-five".