242124172 has 6 divisors (see below), whose sum is σ = 423717308. Its totient is φ = 121062084.

The previous prime is 242124133. The next prime is 242124173. The reversal of 242124172 is 271421242.

242124172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×242124172² = 117248229333371168, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (242124173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30265518 + ... + 30265525.

Almost surely, 2^242124172 is an apocalyptic number.

It is an amenable number.

242124172 is a deficient number, since it is larger than the sum of its proper divisors (181593136).

242124172 is a wasteful number, since it uses less digits than its factorization.

242124172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60531047 (or 60531045 counting only the distinct ones).

The product of its digits is 1792, while the sum is 25.

The square root of 242124172 is about 15560.3397135153. The cubic root of 242124172 is about 623.2745342524.

The spelling of 242124172 in words is "two hundred forty-two million, one hundred twenty-four thousand, one hundred seventy-two".