2658271 has 32 divisors (see below), whose sum is σ = 3686400. Its totient is φ = 1853280.

The previous prime is 2658263. The next prime is 2658287. The reversal of 2658271 is 1728562.

It is not a de Polignac number, because 2658271 - 2³ = 2658263 is a prime.

It is a Duffinian number.

2658271 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2658221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33610 + ... + 33688.

It is an arithmetic number, because the mean of its divisors is an integer number (115200).

2^2658271 is an apocalyptic number.

2658271 is a deficient number, since it is larger than the sum of its proper divisors (1028129).

2658271 is a wasteful number, since it uses less digits than its factorization.

2658271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139.

The product of its digits is 6720, while the sum is 31.

The square root of 2658271 is about 1630.4204979084. The cubic root of 2658271 is about 138.5265711205.

The spelling of 2658271 in words is "two million, six hundred fifty-eight thousand, two hundred seventy-one".