40306883 has 4 divisors (see below), whose sum is σ = 40573968. Its totient is φ = 40039800.

The previous prime is 40306873. The next prime is 40306891. The reversal of 40306883 is 38860304.

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-40306883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40306823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133316 + ... + 133617.

It is an arithmetic number, because the mean of its divisors is an integer number (10143492).

Almost surely, 2^40306883 is an apocalyptic number.

40306883 is a deficient number, since it is larger than the sum of its proper divisors (267085).

40306883 is a wasteful number, since it uses less digits than its factorization.

40306883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267084.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 40306883 is about 6348.7701958726. The cubic root of 40306883 is about 342.8675663911.

The spelling of 40306883 in words is "forty million, three hundred six thousand, eight hundred eighty-three".