2172076 has 6 divisors (see below), whose sum is σ = 3801140. Its totient is φ = 1086036.

The previous prime is 2172067. The next prime is 2172083. The reversal of 2172076 is 6702712.

It is a self number, because there is not a number n which added to its sum of digits gives 2172076.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271506 + ... + 271513.

2^2172076 is an apocalyptic number.

It is an amenable number.

2172076 is a deficient number, since it is larger than the sum of its proper divisors (1629064).

2172076 is a wasteful number, since it uses less digits than its factorization.

2172076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543023 (or 543021 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 25.

The square root of 2172076 is about 1473.7964581312. The cubic root of 2172076 is about 129.5065315748.

Adding to 2172076 its reverse (6702712), we get a palindrome (8874788).

The spelling of 2172076 in words is "two million, one hundred seventy-two thousand, seventy-six".