242251345 has 24 divisors (see below), whose sum is σ = 343915200. Its totient is φ = 163289952.

The previous prime is 242251337. The next prime is 242251363. The reversal of 242251345 is 543152242.

242251345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 242251345 - 2³ = 242251337 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6076 + ... + 22834.

It is an arithmetic number, because the mean of its divisors is an integer number (14329800).

Almost surely, 2^242251345 is an apocalyptic number.

It is an amenable number.

242251345 is a deficient number, since it is larger than the sum of its proper divisors (101663855).

242251345 is a wasteful number, since it uses less digits than its factorization.

242251345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16837 (or 16830 counting only the distinct ones).

The product of its digits is 9600, while the sum is 28.

The square root of 242251345 is about 15564.4256238385. The cubic root of 242251345 is about 623.3836378008.

The spelling of 242251345 in words is "two hundred forty-two million, two hundred fifty-one thousand, three hundred forty-five".