2232722 has 8 divisors (see below), whose sum is σ = 3404172. Its totient is φ = 1098000.

The previous prime is 2232701. The next prime is 2232749. The reversal of 2232722 is 2272322.

It can be written as a sum of positive squares in 2 ways, for example, as 1442401 + 790321 = 1201^2 + 889^2 .

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

It is a super-3 number, since 3×2232722³ = 33390675869034093144, which contains 333 as substring.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2⁸ + 2¹¹ + 3⁷ + 2¹⁷ + 7 + 2²⁰ + 2²⁰ .

It is a junction number, because it is equal to n+sod(n) for n = 2232694 and 2232703.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9029 + ... + 9272.

2^2232722 is an apocalyptic number.

2232722 is a deficient number, since it is larger than the sum of its proper divisors (1171450).

2232722 is a wasteful number, since it uses less digits than its factorization.

2232722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18364.

The product of its digits is 672, while the sum is 20.

The square root of 2232722 is about 1494.2295673691. The cubic root of 2232722 is about 130.7007913904.

It can be divided in two parts, 22327 and 22, that multiplied together give a palindrome (491194).

The spelling of 2232722 in words is "two million, two hundred thirty-two thousand, seven hundred twenty-two".