240722633 has 4 divisors (see below), whose sum is σ = 240776580. Its totient is φ = 240668688.

The previous prime is 240722621. The next prime is 240722663. The reversal of 240722633 is 336227042.

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

It can be written as a sum of positive squares in 2 ways, for example, as 238023184 + 2699449 = 15428^2 + 1643^2 .

It is a cyclic number.

It is not a de Polignac number, because 240722633 - 2⁴ = 240722617 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 240722596 and 240722605.

It is not an unprimeable number, because it can be changed into a prime (240722663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19610 + ... + 29427.

It is an arithmetic number, because the mean of its divisors is an integer number (60194145).

Almost surely, 2^240722633 is an apocalyptic number.

It is an amenable number.

240722633 is a deficient number, since it is larger than the sum of its proper divisors (53947).

240722633 is an equidigital number, since it uses as much as digits as its factorization.

240722633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53946.

The product of its (nonzero) digits is 12096, while the sum is 29.

The square root of 240722633 is about 15515.2387348697. The cubic root of 240722633 is about 622.0695953323.

Adding to 240722633 its reverse (336227042), we get a palindrome (576949675).

The spelling of 240722633 in words is "two hundred forty million, seven hundred twenty-two thousand, six hundred thirty-three".