234777642 has 32 divisors (see below), whose sum is σ = 539205120. Its totient is φ = 67399920.

The previous prime is 234777637. The next prime is 234777659. The reversal of 234777642 is 246777432.

234777642 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 234777594 and 234777603.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92358 + ... + 94865.

It is an arithmetic number, because the mean of its divisors is an integer number (16850160).

Almost surely, 2^234777642 is an apocalyptic number.

234777642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

234777642 is an abundant number, since it is smaller than the sum of its proper divisors (304427478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

234777642 is a wasteful number, since it uses less digits than its factorization.

234777642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187258.

The product of its digits is 395136, while the sum is 42.

The square root of 234777642 is about 15322.4554820694. The cubic root of 234777642 is about 616.9058834594.

The spelling of 234777642 in words is "two hundred thirty-four million, seven hundred seventy-seven thousand, six hundred forty-two".