242288534 has 4 divisors (see below), whose sum is σ = 363432804. Its totient is φ = 121144266.

The previous prime is 242288507. The next prime is 242288567. The reversal of 242288534 is 435882242.

242288534 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 435882242 = 2 ⋅217941121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60572132 + ... + 60572135.

It is an arithmetic number, because the mean of its divisors is an integer number (90858201).

Almost surely, 2^242288534 is an apocalyptic number.

242288534 is a deficient number, since it is larger than the sum of its proper divisors (121144270).

242288534 is a wasteful number, since it uses less digits than its factorization.

242288534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121144269.

The product of its digits is 122880, while the sum is 38.

The square root of 242288534 is about 15565.6202574777. The cubic root of 242288534 is about 623.4155355637.

The spelling of 242288534 in words is "two hundred forty-two million, two hundred eighty-eight thousand, five hundred thirty-four".