40793771 has 4 divisors (see below), whose sum is σ = 40820472. Its totient is φ = 40767072.

The previous prime is 40793759. The next prime is 40793777. The reversal of 40793771 is 17739704.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40793771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40793777) 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, 10910 + ... + 14163.

It is an arithmetic number, because the mean of its divisors is an integer number (10205118).

Almost surely, 2^40793771 is an apocalyptic number.

40793771 is a deficient number, since it is larger than the sum of its proper divisors (26701).

40793771 is a wasteful number, since it uses less digits than its factorization.

40793771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26700.

The product of its (nonzero) digits is 37044, while the sum is 38.

The square root of 40793771 is about 6387.0001565680. Note that the first 3 decimals coincide. The cubic root of 40793771 is about 344.2426036759.

The spelling of 40793771 in words is "forty million, seven hundred ninety-three thousand, seven hundred seventy-one".