2102562 has 96 divisors (see below), whose sum is σ = 5975424. Its totient is φ = 518400.

The previous prime is 2102561. The next prime is 2102567. The reversal of 2102562 is 2652012.

2102562 is a `hidden beast` number, since 2 + 102 + 562 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (2102561) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 51262 + ... + 51302.

It is an arithmetic number, because the mean of its divisors is an integer number (62244).

2^2102562 is an apocalyptic number.

2102562 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2102562, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2987712).

2102562 is an abundant number, since it is smaller than the sum of its proper divisors (3872862).

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

2102562 is a wasteful number, since it uses less digits than its factorization.

2102562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104 (or 101 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 2102562 is about 1450.0213791527. The cubic root of 2102562 is about 128.1099722212.

Adding to 2102562 its reverse (2652012), we get a palindrome (4754574).

It can be divided in two parts, 210 and 2562, that added together give a palindrome (2772).

The spelling of 2102562 in words is "two million, one hundred two thousand, five hundred sixty-two".