2281671 has 12 divisors (see below), whose sum is σ = 3766672. Its totient is φ = 1303776.

The previous prime is 2281667. The next prime is 2281673. The reversal of 2281671 is 1761822.

It is not a de Polignac number, because 2281671 - 2² = 2281667 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2281673) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18046 + ... + 18171.

2^2281671 is an apocalyptic number.

2281671 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2281671 is a deficient number, since it is larger than the sum of its proper divisors (1485001).

2281671 is a wasteful number, since it uses less digits than its factorization.

2281671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36230 (or 36227 counting only the distinct ones).

The product of its digits is 1344, while the sum is 27.

The square root of 2281671 is about 1510.5201091015. The cubic root of 2281671 is about 131.6490332276.

The spelling of 2281671 in words is "two million, two hundred eighty-one thousand, six hundred seventy-one".