2656322 has 4 divisors (see below), whose sum is σ = 3984486. Its totient is φ = 1328160.

The previous prime is 2656321. The next prime is 2656337. The reversal of 2656322 is 2236562.

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

It can be written as a sum of positive squares in only one way, i.e., 1713481 + 942841 = 1309^2 + 971^2 .

It is a d-powerful number, because it can be written as 2⁴ + 6³ + 5⁶ + 6⁵ + 3¹² + 2¹² + 2²¹ .

It is a junction number, because it is equal to n+sod(n) for n = 2656291 and 2656300.

It is not an unprimeable number, because it can be changed into a prime (2656321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 664079 + ... + 664082.

2^2656322 is an apocalyptic number.

2656322 is a deficient number, since it is larger than the sum of its proper divisors (1328164).

2656322 is a wasteful number, since it uses less digits than its factorization.

2656322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1328163.

The product of its digits is 4320, while the sum is 26.

The square root of 2656322 is about 1629.8226897427. The cubic root of 2656322 is about 138.4927077186.

The spelling of 2656322 in words is "two million, six hundred fifty-six thousand, three hundred twenty-two".