275257342 has 4 divisors (see below), whose sum is σ = 412886016. Its totient is φ = 137628670.

The previous prime is 275257321. The next prime is 275257343. The reversal of 275257342 is 243752572.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (275257343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68814334 + ... + 68814337.

It is an arithmetic number, because the mean of its divisors is an integer number (103221504).

Almost surely, 2^275257342 is an apocalyptic number.

275257342 is a deficient number, since it is larger than the sum of its proper divisors (137628674).

275257342 is a wasteful number, since it uses less digits than its factorization.

275257342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137628673.

The product of its digits is 117600, while the sum is 37.

The square root of 275257342 is about 16590.8812906367. The cubic root of 275257342 is about 650.4985067327.

The spelling of 275257342 in words is "two hundred seventy-five million, two hundred fifty-seven thousand, three hundred forty-two".