2172952 has 8 divisors (see below), whose sum is σ = 4074300. Its totient is φ = 1086472.

The previous prime is 2172949. The next prime is 2172967. The reversal of 2172952 is 2592712.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2172952.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135802 + ... + 135817.

2^2172952 is an apocalyptic number.

It is an amenable number.

2172952 is a deficient number, since it is larger than the sum of its proper divisors (1901348).

2172952 is a wasteful number, since it uses less digits than its factorization.

2172952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271625 (or 271621 counting only the distinct ones).

The product of its digits is 2520, while the sum is 28.

The square root of 2172952 is about 1474.0936198220. The cubic root of 2172952 is about 129.5239392643.

The spelling of 2172952 in words is "two million, one hundred seventy-two thousand, nine hundred fifty-two".