8342739 has 6 divisors (see below), whose sum is σ = 12050636. Its totient is φ = 5561820.

The previous prime is 8342693. The next prime is 8342759. The reversal of 8342739 is 9372438.

It is not a de Polignac number, because 8342739 - 2⁸ = 8342483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8342759) 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, 463477 + ... + 463494.

Almost surely, 2^8342739 is an apocalyptic number.

8342739 is a deficient number, since it is larger than the sum of its proper divisors (3707897).

8342739 is a wasteful number, since it uses less digits than its factorization.

8342739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 926977 (or 926974 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 8342739 is about 2888.3799957762. The cubic root of 8342739 is about 202.8163140594.

The spelling of 8342739 in words is "eight million, three hundred forty-two thousand, seven hundred thirty-nine".