2052551 has 8 divisors (see below), whose sum is σ = 2198400. Its totient is φ = 1910520.

The previous prime is 2052521. The next prime is 2052553. The reversal of 2052551 is 1552502.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2052551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2052553) 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 7 ways as a sum of consecutive naturals, for example, 206 + ... + 2036.

It is an arithmetic number, because the mean of its divisors is an integer number (274800).

2^2052551 is an apocalyptic number.

2052551 is a deficient number, since it is larger than the sum of its proper divisors (145849).

2052551 is a wasteful number, since it uses less digits than its factorization.

2052551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1909.

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

The square root of 2052551 is about 1432.6726772016. The cubic root of 2052551 is about 127.0860804805.

The spelling of 2052551 in words is "two million, fifty-two thousand, five hundred fifty-one".