40864366 has 4 divisors (see below), whose sum is σ = 61296552. Its totient is φ = 20432182.

The previous prime is 40864337. The next prime is 40864429. The reversal of 40864366 is 66346804.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10216090 + ... + 10216093.

It is an arithmetic number, because the mean of its divisors is an integer number (15324138).

Almost surely, 2^40864366 is an apocalyptic number.

40864366 is a deficient number, since it is larger than the sum of its proper divisors (20432186).

40864366 is a wasteful number, since it uses less digits than its factorization.

40864366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20432185.

The product of its (nonzero) digits is 82944, while the sum is 37.

The square root of 40864366 is about 6392.5242275646. The cubic root of 40864366 is about 344.4410637276.

The spelling of 40864366 in words is "forty million, eight hundred sixty-four thousand, three hundred sixty-six".