2858652 has 72 divisors (see below), whose sum is σ = 7980336. Its totient is φ = 891648.

The previous prime is 2858651. The next prime is 2858699. The reversal of 2858652 is 2568582.

2858652 is a `hidden beast` number, since 28 + 586 + 52 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2858651) 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 23 ways as a sum of consecutive naturals, for example, 16438 + ... + 16610.

It is an arithmetic number, because the mean of its divisors is an integer number (110838).

2^2858652 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 2858652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3990168).

2858652 is an abundant number, since it is smaller than the sum of its proper divisors (5121684).

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

2858652 is a wasteful number, since it uses less digits than its factorization.

2858652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209 (or 195 counting only the distinct ones).

The product of its digits is 38400, while the sum is 36.

The square root of 2858652 is about 1690.7548610014. The cubic root of 2858652 is about 141.9233203675.

The spelling of 2858652 in words is "two million, eight hundred fifty-eight thousand, six hundred fifty-two".