40794093 has 6 divisors (see below), whose sum is σ = 58924814. Its totient is φ = 27196056.

The previous prime is 40794049. The next prime is 40794199. The reversal of 40794093 is 39049704.

It can be written as a sum of positive squares in only one way, i.e., 40793769 + 324 = 6387^2 + 18^2 .

It is a de Polignac number, because none of the positive numbers 2^k-40794093 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 (40794043) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2266330 + ... + 2266347.

Almost surely, 2^40794093 is an apocalyptic number.

It is an amenable number.

40794093 is a deficient number, since it is larger than the sum of its proper divisors (18130721).

40794093 is a wasteful number, since it uses less digits than its factorization.

40794093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4532683 (or 4532680 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 40794093 is about 6387.0253639703. The cubic root of 40794093 is about 344.2435094173.

The spelling of 40794093 in words is "forty million, seven hundred ninety-four thousand, ninety-three".