242158126 has 8 divisors (see below), whose sum is σ = 415128240. Its totient is φ = 103782048.

The previous prime is 242158121. The next prime is 242158127. The reversal of 242158126 is 621851242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242158121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8648491 + ... + 8648518.

It is an arithmetic number, because the mean of its divisors is an integer number (51891030).

Almost surely, 2^242158126 is an apocalyptic number.

242158126 is a deficient number, since it is larger than the sum of its proper divisors (172970114).

242158126 is a wasteful number, since it uses less digits than its factorization.

242158126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17297018.

The product of its digits is 7680, while the sum is 31.

The square root of 242158126 is about 15561.4307182855. The cubic root of 242158126 is about 623.3036676157.

The spelling of 242158126 in words is "two hundred forty-two million, one hundred fifty-eight thousand, one hundred twenty-six".