40260366 has 48 divisors (see below), whose sum is σ = 91148928. Its totient is φ = 12830400.

The previous prime is 40260313. The next prime is 40260383. The reversal of 40260366 is 66306204.

40260366 is a `hidden beast` number, since 40 + 260 + 366 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40131 + ... + 41121.

It is an arithmetic number, because the mean of its divisors is an integer number (1898936).

Almost surely, 2^40260366 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40260366, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45574464).

40260366 is an abundant number, since it is smaller than the sum of its proper divisors (50888562).

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

40260366 is a wasteful number, since it uses less digits than its factorization.

40260366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1097 (or 1094 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 40260366 is about 6345.1056728789. The cubic root of 40260366 is about 342.7356177939.

The spelling of 40260366 in words is "forty million, two hundred sixty thousand, three hundred sixty-six".