2813562 has 16 divisors (see below), whose sum is σ = 6252480. Its totient is φ = 937836.

The previous prime is 2813549. The next prime is 2813563. The reversal of 2813562 is 2653182.

It is a super-2 number, since 2×2813562² = 15832262255688, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2813563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25998 + ... + 26105.

It is an arithmetic number, because the mean of its divisors is an integer number (390780).

2^2813562 is an apocalyptic number.

2813562 is an abundant number, since it is smaller than the sum of its proper divisors (3438918).

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

2813562 is a wasteful number, since it uses less digits than its factorization.

2813562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52114 (or 52108 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 2813562 is about 1677.3675804665. The cubic root of 2813562 is about 141.1731688566.

It can be divided in two parts, 2813 and 562, that added together give a cube (3375 = 15³).

The spelling of 2813562 in words is "two million, eight hundred thirteen thousand, five hundred sixty-two".