242146953 has 12 divisors (see below), whose sum is σ = 350149488. Its totient is φ = 161255160.

The previous prime is 242146847. The next prime is 242146987. The reversal of 242146953 is 359641242.

It is a happy number.

It is not a de Polignac number, because 242146953 - 2¹³ = 242138761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (242146153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5683 + ... + 22728.

It is an arithmetic number, because the mean of its divisors is an integer number (29179124).

Almost surely, 2^242146953 is an apocalyptic number.

It is an amenable number.

242146953 is a deficient number, since it is larger than the sum of its proper divisors (108002535).

242146953 is a wasteful number, since it uses less digits than its factorization.

242146953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29364 (or 29361 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 242146953 is about 15561.0717175907. The cubic root of 242146953 is about 623.2940812088.

The spelling of 242146953 in words is "two hundred forty-two million, one hundred forty-six thousand, nine hundred fifty-three".