2051892 has 36 divisors (see below), whose sum is σ = 5381376. Its totient is φ = 683640.

The previous prime is 2051891. The next prime is 2051893. The reversal of 2051892 is 2981502.

It is an interprime number because it is at equal distance from previous prime (2051891) and next prime (2051893).

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2051891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84 + ... + 2027.

2^2051892 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2051892, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2690688).

2051892 is an abundant number, since it is smaller than the sum of its proper divisors (3329484).

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

2051892 is a wasteful number, since it uses less digits than its factorization.

2051892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2130 (or 2116 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 2051892 is about 1432.4426690098. The cubic root of 2051892 is about 127.0724781077.

The spelling of 2051892 in words is "two million, fifty-one thousand, eight hundred ninety-two".