611238 has 8 divisors (see below), whose sum is σ = 1222488. Its totient is φ = 203744.

The previous prime is 611213. The next prime is 611257. The reversal of 611238 is 832116.

611238 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

611238 is an admirable number.

It is a super-2 number, since 2×611238² = 747223785288, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

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, 50931 + ... + 50942.

It is an arithmetic number, because the mean of its divisors is an integer number (152811).

2⁶¹¹²³⁸ is an apocalyptic number.

611238 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

611238 is a wasteful number, since it uses less digits than its factorization.

611238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101878.

The product of its digits is 288, while the sum is 21.

The square root of 611238 is about 781.8171141642. The cubic root of 611238 is about 84.8665958118.

The spelling of 611238 in words is "six hundred eleven thousand, two hundred thirty-eight".