251094 has 8 divisors (see below), whose sum is σ = 502200. Its totient is φ = 83696.

The previous prime is 251087. The next prime is 251099. The reversal of 251094 is 490152.

251094 is digitally balanced in base 3, 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.

251094 is an admirable number.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 251094.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (251099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20919 + ... + 20930.

It is an arithmetic number, because the mean of its divisors is an integer number (62775).

2²⁵¹⁰⁹⁴ is an apocalyptic number.

251094 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.

251094 is a wasteful number, since it uses less digits than its factorization.

251094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41854.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 251094 is about 501.0928057755. The cubic root of 251094 is about 63.0878090243.

The spelling of 251094 in words is "two hundred fifty-one thousand, ninety-four".