273942 has 40 divisors (see below), whose sum is σ = 653400. Its totient is φ = 85536.

The previous prime is 273941. The next prime is 273943. The reversal of 273942 is 249372.

It is an interprime number because it is at equal distance from previous prime (273941) and next prime (273943).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (273941) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3034 + ... + 3122.

It is an arithmetic number, because the mean of its divisors is an integer number (16335).

2²⁷³⁹⁴² is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 273942, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (326700).

273942 is an abundant number, since it is smaller than the sum of its proper divisors (379458).

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

273942 is a wasteful number, since it uses less digits than its factorization.

273942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122 (or 113 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 273942 is about 523.3946885478. The cubic root of 273942 is about 64.9460696649.

It can be divided in two parts, 27 and 3942, that added together give a square (3969 = 63²).

The spelling of 273942 in words is "two hundred seventy-three thousand, nine hundred forty-two".