242183907 has 48 divisors (see below), whose sum is σ = 414865152. Its totient is φ = 133254720.

The previous prime is 242183891. The next prime is 242183923. The reversal of 242183907 is 709381242.

It is an interprime number because it is at equal distance from previous prime (242183891) and next prime (242183923).

It is not a de Polignac number, because 242183907 - 2⁴ = 242183891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (242183707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 248932 + ... + 249902.

It is an arithmetic number, because the mean of its divisors is an integer number (8643024).

Almost surely, 2^242183907 is an apocalyptic number.

242183907 is a deficient number, since it is larger than the sum of its proper divisors (172681245).

242183907 is a wasteful number, since it uses less digits than its factorization.

242183907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1128 (or 1125 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 242183907 is about 15562.2590583758. The cubic root of 242183907 is about 623.3257865260.

The spelling of 242183907 in words is "two hundred forty-two million, one hundred eighty-three thousand, nine hundred seven".