40783339 has 4 divisors (see below), whose sum is σ = 40800960. Its totient is φ = 40765720.

The previous prime is 40783283. The next prime is 40783343. The reversal of 40783339 is 93338704.

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

It is a cyclic number.

It is not a de Polignac number, because 40783339 - 2²¹ = 38686187 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40783298 and 40783307.

It is not an unprimeable number, because it can be changed into a prime (40783349) 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, 4699 + ... + 10180.

It is an arithmetic number, because the mean of its divisors is an integer number (10200240).

Almost surely, 2^40783339 is an apocalyptic number.

40783339 is a deficient number, since it is larger than the sum of its proper divisors (17621).

40783339 is a wasteful number, since it uses less digits than its factorization.

40783339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17620.

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 40783339 is about 6386.1834455330. The cubic root of 40783339 is about 344.2132573246.

The spelling of 40783339 in words is "forty million, seven hundred eighty-three thousand, three hundred thirty-nine".