2312722 has 8 divisors (see below), whose sum is σ = 3562956. Its totient is φ = 1125072.

The previous prime is 2312711. The next prime is 2312747. The reversal of 2312722 is 2272132.

It can be written as a sum of positive squares in 2 ways, for example, as 2128681 + 184041 = 1459^2 + 429^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2312722.

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, 15553 + ... + 15700.

2^2312722 is an apocalyptic number.

2312722 is a deficient number, since it is larger than the sum of its proper divisors (1250234).

2312722 is a wasteful number, since it uses less digits than its factorization.

2312722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31292.

The product of its digits is 336, while the sum is 19.

The square root of 2312722 is about 1520.7636239732. The cubic root of 2312722 is about 132.2435433399.

Adding to 2312722 its reverse (2272132), we get a palindrome (4584854).

It can be divided in two parts, 2312 and 722, that multiplied together give a square (1669264 = 1292²).

The spelling of 2312722 in words is "two million, three hundred twelve thousand, seven hundred twenty-two".