40328773 has 8 divisors (see below), whose sum is σ = 43355520. Its totient is φ = 37392480.

The previous prime is 40328767. The next prime is 40328803. The reversal of 40328773 is 37782304.

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

It is a cyclic number.

It is not a de Polignac number, because 40328773 - 2²¹ = 38231621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40328713) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21688 + ... + 23473.

It is an arithmetic number, because the mean of its divisors is an integer number (5419440).

Almost surely, 2^40328773 is an apocalyptic number.

It is an amenable number.

40328773 is a deficient number, since it is larger than the sum of its proper divisors (3026747).

40328773 is a wasteful number, since it uses less digits than its factorization.

40328773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45227.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 40328773 is about 6350.4939177988. The cubic root of 40328773 is about 342.9296237222.

The spelling of 40328773 in words is "forty million, three hundred twenty-eight thousand, seven hundred seventy-three".