40328894 has 8 divisors (see below), whose sum is σ = 60807360. Its totient is φ = 20059776.

The previous prime is 40328891. The next prime is 40328917. The reversal of 40328894 is 49882304.

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 (40328891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51854 + ... + 52625.

It is an arithmetic number, because the mean of its divisors is an integer number (7600920).

Almost surely, 2^40328894 is an apocalyptic number.

40328894 is a deficient number, since it is larger than the sum of its proper divisors (20478466).

40328894 is a wasteful number, since it uses less digits than its factorization.

40328894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104674.

The product of its (nonzero) digits is 55296, while the sum is 38.

The square root of 40328894 is about 6350.5034446097. The cubic root of 40328894 is about 342.9299666903.

The spelling of 40328894 in words is "forty million, three hundred twenty-eight thousand, eight hundred ninety-four".