8149339 has 4 divisors (see below), whose sum is σ = 8890200. Its totient is φ = 7408480.

The previous prime is 8149331. The next prime is 8149343. The reversal of 8149339 is 9339418.

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 8149339 - 2³ = 8149331 is a prime.

It is a super-2 number, since 2×8149339² = 132823452273842, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8149298 and 8149307.

It is not an unprimeable number, because it can be changed into a prime (8149331) 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, 370414 + ... + 370435.

It is an arithmetic number, because the mean of its divisors is an integer number (2222550).

Almost surely, 2^8149339 is an apocalyptic number.

8149339 is a deficient number, since it is larger than the sum of its proper divisors (740861).

8149339 is a wasteful number, since it uses less digits than its factorization.

8149339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740860.

The product of its digits is 23328, while the sum is 37.

The square root of 8149339 is about 2854.7047132760. The cubic root of 8149339 is about 201.2368271923.

It can be divided in two parts, 814 and 9339, that added together give a triangular number (10153 = T₁₄₂).

The spelling of 8149339 in words is "eight million, one hundred forty-nine thousand, three hundred thirty-nine".