6274139 has 4 divisors (see below), whose sum is σ = 6643224. Its totient is φ = 5905056.

The previous prime is 6274133. The next prime is 6274187. The reversal of 6274139 is 9314726.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9314726 = 2 ⋅4657363.

It is a cyclic number.

It is not a de Polignac number, because 6274139 - 2¹⁶ = 6208603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6274133) 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, 184517 + ... + 184550.

It is an arithmetic number, because the mean of its divisors is an integer number (1660806).

Almost surely, 2^6274139 is an apocalyptic number.

6274139 is a deficient number, since it is larger than the sum of its proper divisors (369085).

6274139 is a wasteful number, since it uses less digits than its factorization.

6274139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369084.

The product of its digits is 9072, while the sum is 32.

The square root of 6274139 is about 2504.8231474497. The cubic root of 6274139 is about 184.4384138472.

The spelling of 6274139 in words is "six million, two hundred seventy-four thousand, one hundred thirty-nine".