2626139 has 8 divisors (see below), whose sum is σ = 2711280. Its totient is φ = 2542176.

The previous prime is 2626121. The next prime is 2626171. The reversal of 2626139 is 9316262.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2626139 - 2¹⁶ = 2560603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2626639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6557 + ... + 6945.

It is an arithmetic number, because the mean of its divisors is an integer number (338910).

2^2626139 is an apocalyptic number.

2626139 is a deficient number, since it is larger than the sum of its proper divisors (85141).

2626139 is a wasteful number, since it uses less digits than its factorization.

2626139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589.

The product of its digits is 3888, while the sum is 29.

The square root of 2626139 is about 1620.5366395117. The cubic root of 2626139 is about 137.9661577730.

The spelling of 2626139 in words is "two million, six hundred twenty-six thousand, one hundred thirty-nine".