242705774 has 4 divisors (see below), whose sum is σ = 364058664. Its totient is φ = 121352886.

The previous prime is 242705747. The next prime is 242705779. The reversal of 242705774 is 477507242.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242705779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60676442 + ... + 60676445.

It is an arithmetic number, because the mean of its divisors is an integer number (91014666).

Almost surely, 2^242705774 is an apocalyptic number.

242705774 is a deficient number, since it is larger than the sum of its proper divisors (121352890).

242705774 is a wasteful number, since it uses less digits than its factorization.

242705774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121352889.

The product of its (nonzero) digits is 109760, while the sum is 38.

The square root of 242705774 is about 15579.0171063517. The cubic root of 242705774 is about 623.7731872778.

The spelling of 242705774 in words is "two hundred forty-two million, seven hundred five thousand, seven hundred seventy-four".