2091952 has 20 divisors (see below), whose sum is σ = 4292136. Its totient is φ = 984320.

The previous prime is 2091931. The next prime is 2091953. The reversal of 2091952 is 2591902.

It is a self number, because there is not a number n which added to its sum of digits gives 2091952.

It is not an unprimeable number, because it can be changed into a prime (2091953) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3574 + ... + 4117.

2^2091952 is an apocalyptic number.

It is an amenable number.

2091952 is an abundant number, since it is smaller than the sum of its proper divisors (2200184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2091952 is a wasteful number, since it uses less digits than its factorization.

2091952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7716 (or 7710 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 2091952 is about 1446.3581852363. The cubic root of 2091952 is about 127.8941181677.

The spelling of 2091952 in words is "two million, ninety-one thousand, nine hundred fifty-two".