242543554 has 8 divisors (see below), whose sum is σ = 396889488. Its totient is φ = 110247060.

The previous prime is 242543507. The next prime is 242543563. The reversal of 242543554 is 455345242.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5512332 + ... + 5512375.

It is an arithmetic number, because the mean of its divisors is an integer number (49611186).

Almost surely, 2^242543554 is an apocalyptic number.

242543554 is a deficient number, since it is larger than the sum of its proper divisors (154345934).

242543554 is a wasteful number, since it uses less digits than its factorization.

242543554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11024720.

The product of its digits is 96000, while the sum is 34.

The square root of 242543554 is about 15573.8098742729. The cubic root of 242543554 is about 623.6341835268.

Adding to 242543554 its reverse (455345242), we get a palindrome (697888796).

The spelling of 242543554 in words is "two hundred forty-two million, five hundred forty-three thousand, five hundred fifty-four".