618234 has 16 divisors (see below), whose sum is σ = 1245888. Its totient is φ = 204512.

The previous prime is 618229. The next prime is 618253. The reversal of 618234 is 432816.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 694 + ... + 1310.

It is an arithmetic number, because the mean of its divisors is an integer number (77868).

2⁶¹⁸²³⁴ is an apocalyptic number.

618234 is an abundant number, since it is smaller than the sum of its proper divisors (627654).

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

618234 is a wasteful number, since it uses less digits than its factorization.

618234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789.

The product of its digits is 1152, while the sum is 24.

The square root of 618234 is about 786.2785765872. The cubic root of 618234 is about 85.1891520055.

It can be divided in two parts, 6182 and 34, that added together give a triangular number (6216 = T₁₁₁).

The spelling of 618234 in words is "six hundred eighteen thousand, two hundred thirty-four".