40834783 has 4 divisors (see below), whose sum is σ = 44547048. Its totient is φ = 37122520.

The previous prime is 40834777. The next prime is 40834793. The reversal of 40834783 is 38743804.

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-40834783 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 (40834723) 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, 1856116 + ... + 1856137.

It is an arithmetic number, because the mean of its divisors is an integer number (11136762).

Almost surely, 2^40834783 is an apocalyptic number.

40834783 is a deficient number, since it is larger than the sum of its proper divisors (3712265).

40834783 is a wasteful number, since it uses less digits than its factorization.

40834783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3712264.

The product of its (nonzero) digits is 64512, while the sum is 37.

The square root of 40834783 is about 6390.2099339537. The cubic root of 40834783 is about 344.3579264221.

The spelling of 40834783 in words is "forty million, eight hundred thirty-four thousand, seven hundred eighty-three".