40609366 has 8 divisors (see below), whose sum is σ = 69616080. Its totient is φ = 17404008.

The previous prime is 40609343. The next prime is 40609391. The reversal of 40609366 is 66390604.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1450321 + ... + 1450348.

It is an arithmetic number, because the mean of its divisors is an integer number (8702010).

Almost surely, 2^40609366 is an apocalyptic number.

40609366 is a deficient number, since it is larger than the sum of its proper divisors (29006714).

40609366 is a wasteful number, since it uses less digits than its factorization.

40609366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2900678.

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 40609366 is about 6372.5478421115. The cubic root of 40609366 is about 343.7231130045.

The spelling of 40609366 in words is "forty million, six hundred nine thousand, three hundred sixty-six".