2171464 has 16 divisors (see below), whose sum is σ = 4129920. Its totient is φ = 1070160.

The previous prime is 2171441. The next prime is 2171497. The reversal of 2171464 is 4641712.

It is a nialpdrome in base 12.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1344 + ... + 2479.

It is an arithmetic number, because the mean of its divisors is an integer number (258120).

2^2171464 is an apocalyptic number.

It is an amenable number.

2171464 is a deficient number, since it is larger than the sum of its proper divisors (1958456).

2171464 is a wasteful number, since it uses less digits than its factorization.

2171464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3900 (or 3896 counting only the distinct ones).

The product of its digits is 1344, while the sum is 25.

The square root of 2171464 is about 1473.5888164614. The cubic root of 2171464 is about 129.4943672610.

It can be divided in two parts, 217 and 1464, that added together give a square (1681 = 41²).

The spelling of 2171464 in words is "two million, one hundred seventy-one thousand, four hundred sixty-four".