240722530 has 8 divisors (see below), whose sum is σ = 433300572. Its totient is φ = 96289008.

The previous prime is 240722527. The next prime is 240722549. The reversal of 240722530 is 35227042.

It can be written as a sum of positive squares in 2 ways, for example, as 235100889 + 5621641 = 15333^2 + 2371^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 240722495 and 240722504.

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, 12036117 + ... + 12036136.

Almost surely, 2^240722530 is an apocalyptic number.

240722530 is a deficient number, since it is larger than the sum of its proper divisors (192578042).

240722530 is a wasteful number, since it uses less digits than its factorization.

240722530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24072260.

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 240722530 is about 15515.2354155520. The cubic root of 240722530 is about 622.0695066090.

Adding to 240722530 its reverse (35227042), we get a palindrome (275949572).

The spelling of 240722530 in words is "two hundred forty million, seven hundred twenty-two thousand, five hundred thirty".