2521852 has 12 divisors (see below), whose sum is σ = 4456816. Its totient is φ = 1248480.

The previous prime is 2521847. The next prime is 2521901. The reversal of 2521852 is 2581252.

It is an alternating number because its digits alternate between even and odd.

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, 2649 + ... + 3472.

2^2521852 is an apocalyptic number.

It is an amenable number.

2521852 is a deficient number, since it is larger than the sum of its proper divisors (1934964).

2521852 is a wasteful number, since it uses less digits than its factorization.

2521852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6228 (or 6226 counting only the distinct ones).

The product of its digits is 1600, while the sum is 25.

The square root of 2521852 is about 1588.0340046737. The cubic root of 2521852 is about 136.1151706072.

Subtracting from 2521852 its product of digits (1600), we obtain a palindrome (2520252).

The spelling of 2521852 in words is "two million, five hundred twenty-one thousand, eight hundred fifty-two".