240242673 has 16 divisors (see below), whose sum is σ = 349906176. Its totient is φ = 145409040.

The previous prime is 240242671. The next prime is 240242711. The reversal of 240242673 is 376242042.

It is not a de Polignac number, because 240242673 - 2¹ = 240242671 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 240242673.

It is not an unprimeable number, because it can be changed into a prime (240242671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22890 + ... + 31692.

It is an arithmetic number, because the mean of its divisors is an integer number (21869136).

Almost surely, 2^240242673 is an apocalyptic number.

It is an amenable number.

240242673 is a deficient number, since it is larger than the sum of its proper divisors (109663503).

240242673 is a wasteful number, since it uses less digits than its factorization.

240242673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9644.

The product of its (nonzero) digits is 16128, while the sum is 30.

The square root of 240242673 is about 15499.7636433592. The cubic root of 240242673 is about 621.6558865880.

The spelling of 240242673 in words is "two hundred forty million, two hundred forty-two thousand, six hundred seventy-three".