242675451 has 12 divisors (see below), whose sum is σ = 362618880. Its totient is φ = 156204720.

The previous prime is 242675449. The next prime is 242675479. The reversal of 242675451 is 154576242.

It is a happy number.

It is not a de Polignac number, because 242675451 - 2¹ = 242675449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (242675401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 464635 + ... + 465156.

It is an arithmetic number, because the mean of its divisors is an integer number (30218240).

Almost surely, 2^242675451 is an apocalyptic number.

242675451 is a deficient number, since it is larger than the sum of its proper divisors (119943429).

242675451 is a wasteful number, since it uses less digits than its factorization.

242675451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929826 (or 929823 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 242675451 is about 15578.0438759172. The cubic root of 242675451 is about 623.7472086868.

It can be divided in two parts, 2426 and 75451, that added together give a palindrome (77877).

The spelling of 242675451 in words is "two hundred forty-two million, six hundred seventy-five thousand, four hundred fifty-one".