40866264 has 48 divisors (see below), whose sum is σ = 116508600. Its totient is φ = 12904704.

The previous prime is 40866263. The next prime is 40866281. The reversal of 40866264 is 46266804.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40866263) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13569 + ... + 16304.

Almost surely, 2^40866264 is an apocalyptic number.

It is an amenable number.

40866264 is an abundant number, since it is smaller than the sum of its proper divisors (75642336).

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

40866264 is a wasteful number, since it uses less digits than its factorization.

40866264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29904 (or 29897 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 40866264 is about 6392.6726804991. The cubic root of 40866264 is about 344.4463963199.

The spelling of 40866264 in words is "forty million, eight hundred sixty-six thousand, two hundred sixty-four".