242100434 has 16 divisors (see below), whose sum is σ = 388325016. Its totient is φ = 112800000.

The previous prime is 242100427. The next prime is 242100479. The reversal of 242100434 is 434001242.

242100434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 236083225 + 6017209 = 15365^2 + 2453^2 .

It is a super-2 number, since 2×242100434² = 117225240285976712, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31817 + ... + 38684.

Almost surely, 2^242100434 is an apocalyptic number.

242100434 is a deficient number, since it is larger than the sum of its proper divisors (146224582).

242100434 is a wasteful number, since it uses less digits than its factorization.

242100434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70621.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 242100434 is about 15559.5769222688. The cubic root of 242100434 is about 623.2541648495.

Adding to 242100434 its reverse (434001242), we get a palindrome (676101676).

The spelling of 242100434 in words is "two hundred forty-two million, one hundred thousand, four hundred thirty-four".