234860638 has 4 divisors (see below), whose sum is σ = 352290960. Its totient is φ = 117430318.

The previous prime is 234860623. The next prime is 234860641. The reversal of 234860638 is 836068432.

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

It is a self number, because there is not a number n which added to its sum of digits gives 234860638.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58715158 + ... + 58715161.

It is an arithmetic number, because the mean of its divisors is an integer number (88072740).

Almost surely, 2^234860638 is an apocalyptic number.

234860638 is a deficient number, since it is larger than the sum of its proper divisors (117430322).

234860638 is a wasteful number, since it uses less digits than its factorization.

234860638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117430321.

The product of its (nonzero) digits is 165888, while the sum is 40.

The square root of 234860638 is about 15325.1635554078. The cubic root of 234860638 is about 616.9785688141.

The spelling of 234860638 in words is "two hundred thirty-four million, eight hundred sixty thousand, six hundred thirty-eight".