2513222 has 4 divisors (see below), whose sum is σ = 3769836. Its totient is φ = 1256610.

The previous prime is 2513209. The next prime is 2513249. The reversal of 2513222 is 2223152.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2513222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 628304 + ... + 628307.

It is an arithmetic number, because the mean of its divisors is an integer number (942459).

2^2513222 is an apocalyptic number.

2513222 is a deficient number, since it is larger than the sum of its proper divisors (1256614).

2513222 is a wasteful number, since it uses less digits than its factorization.

2513222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1256613.

The product of its digits is 240, while the sum is 17.

The square root of 2513222 is about 1585.3144798430. The cubic root of 2513222 is about 135.9597271181.

Adding to 2513222 its reverse (2223152), we get a palindrome (4736374).

The spelling of 2513222 in words is "two million, five hundred thirteen thousand, two hundred twenty-two".