2051552 has 24 divisors (see below), whose sum is σ = 4109112. Its totient is φ = 1008000.

The previous prime is 2051537. The next prime is 2051587. The reversal of 2051552 is 2551502.

It is a congruent number.

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, 1427 + ... + 2477.

It is an arithmetic number, because the mean of its divisors is an integer number (171213).

2^2051552 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 2051552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2054556).

2051552 is an abundant number, since it is smaller than the sum of its proper divisors (2057560).

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

2051552 is a wasteful number, since it uses less digits than its factorization.

2051552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1122 (or 1114 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 20.

The square root of 2051552 is about 1432.3239856960. The cubic root of 2051552 is about 127.0654590526.

The spelling of 2051552 in words is "two million, fifty-one thousand, five hundred fifty-two".