242234438 has 4 divisors (see below), whose sum is σ = 363351660. Its totient is φ = 121117218.

The previous prime is 242234431. The next prime is 242234453. The reversal of 242234438 is 834432242.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242234431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60558608 + ... + 60558611.

It is an arithmetic number, because the mean of its divisors is an integer number (90837915).

Almost surely, 2^242234438 is an apocalyptic number.

242234438 is a deficient number, since it is larger than the sum of its proper divisors (121117222).

242234438 is a wasteful number, since it uses less digits than its factorization.

242234438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121117221.

The product of its digits is 36864, while the sum is 32.

The square root of 242234438 is about 15563.8824847787. The cubic root of 242234438 is about 623.3691352430.

The spelling of 242234438 in words is "two hundred forty-two million, two hundred thirty-four thousand, four hundred thirty-eight".