40666060 has 24 divisors (see below), whose sum is σ = 85634640. Its totient is φ = 16221504.

The previous prime is 40666051. The next prime is 40666063. The reversal of 40666060 is 6066604.

It is not an unprimeable number, because it can be changed into a prime (40666063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5167 + ... + 10393.

It is an arithmetic number, because the mean of its divisors is an integer number (3568110).

Almost surely, 2^40666060 is an apocalyptic number.

It is an amenable number.

40666060 is an abundant number, since it is smaller than the sum of its proper divisors (44968580).

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

40666060 is a wasteful number, since it uses less digits than its factorization.

40666060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5625 (or 5623 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 40666060 is about 6376.9945899303. The cubic root of 40666060 is about 343.8829938285.

It can be divided in two parts, 406 and 66060, that added together give a palindrome (66466).

The spelling of 40666060 in words is "forty million, six hundred sixty-six thousand, sixty".