240722 has 8 divisors (see below), whose sum is σ = 370956. Its totient is φ = 117072.

The previous prime is 240719. The next prime is 240727. The reversal of 240722 is 227042.

240722 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 167281 + 73441 = 409^2 + 271^2 .

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 240722.

It is not an unprimeable number, because it can be changed into a prime (240727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1553 + ... + 1700.

2²⁴⁰⁷²² is an apocalyptic number.

240722 is a deficient number, since it is larger than the sum of its proper divisors (130234).

240722 is a wasteful number, since it uses less digits than its factorization.

240722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3292.

The product of its (nonzero) digits is 224, while the sum is 17.

The square root of 240722 is about 490.6342833517. The cubic root of 240722 is about 62.2069050071.

Adding to 240722 its reverse (227042), we get a palindrome (467764).

The spelling of 240722 in words is "two hundred forty thousand, seven hundred twenty-two", and thus it is an iban number.