7139265 has 16 divisors (see below), whose sum is σ = 13054848. Its totient is φ = 3263616.

The previous prime is 7139219. The next prime is 7139273. The reversal of 7139265 is 5629317.

It is not a de Polignac number, because 7139265 - 2⁸ = 7139009 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33892 + ... + 34101.

It is an arithmetic number, because the mean of its divisors is an integer number (815928).

Almost surely, 2^7139265 is an apocalyptic number.

It is an amenable number.

7139265 is a deficient number, since it is larger than the sum of its proper divisors (5915583).

7139265 is a wasteful number, since it uses less digits than its factorization.

7139265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68008.

The product of its digits is 11340, while the sum is 33.

The square root of 7139265 is about 2671.9403062194. The cubic root of 7139265 is about 192.5533893628.

The spelling of 7139265 in words is "seven million, one hundred thirty-nine thousand, two hundred sixty-five".