40340366 has 8 divisors (see below), whose sum is σ = 66011544. Its totient is φ = 18336520.

The previous prime is 40340359. The next prime is 40340369. The reversal of 40340366 is 66304304.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40340369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 916805 + ... + 916848.

It is an arithmetic number, because the mean of its divisors is an integer number (8251443).

Almost surely, 2^40340366 is an apocalyptic number.

40340366 is a deficient number, since it is larger than the sum of its proper divisors (25671178).

40340366 is a wasteful number, since it uses less digits than its factorization.

40340366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1833666.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 40340366 is about 6351.4066158608. The cubic root of 40340366 is about 342.9624803483.

The spelling of 40340366 in words is "forty million, three hundred forty thousand, three hundred sixty-six".