242251413 has 16 divisors (see below), whose sum is σ = 334670400. Its totient is φ = 155684480.

The previous prime is 242251409. The next prime is 242251417. The reversal of 242251413 is 314152242.

It is an interprime number because it is at equal distance from previous prime (242251409) and next prime (242251417).

It is a cyclic number.

It is not a de Polignac number, because 242251413 - 2² = 242251409 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242251417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64378 + ... + 68036.

It is an arithmetic number, because the mean of its divisors is an integer number (20916900).

Almost surely, 2^242251413 is an apocalyptic number.

It is an amenable number.

242251413 is a deficient number, since it is larger than the sum of its proper divisors (92418987).

242251413 is a wasteful number, since it uses less digits than its factorization.

242251413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4452.

The product of its digits is 1920, while the sum is 24.

The square root of 242251413 is about 15564.4278083070. The cubic root of 242251413 is about 623.3836961287.

It can be divided in two parts, 2422 and 51413, that added together give a palindrome (53835).

The spelling of 242251413 in words is "two hundred forty-two million, two hundred fifty-one thousand, four hundred thirteen".