2942271 has 16 divisors (see below), whose sum is σ = 4435200. Its totient is φ = 1927224.

The previous prime is 2942263. The next prime is 2942273. The reversal of 2942271 is 1722492.

It is not a de Polignac number, because 2942271 - 2³ = 2942263 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2942273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 670 + ... + 2516.

It is an arithmetic number, because the mean of its divisors is an integer number (277200).

2^2942271 is an apocalyptic number.

2942271 is a deficient number, since it is larger than the sum of its proper divisors (1492929).

2942271 is a wasteful number, since it uses less digits than its factorization.

2942271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1915 (or 1909 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 2942271 is about 1715.3049291598. The cubic root of 2942271 is about 143.2938518744.

The spelling of 2942271 in words is "two million, nine hundred forty-two thousand, two hundred seventy-one".