275356438 has 16 divisors (see below), whose sum is σ = 478507680. Its totient is φ = 116392896.

The previous prime is 275356427. The next prime is 275356489. The reversal of 275356438 is 834653572.

It is a junction number, because it is equal to n+sod(n) for n = 275356394 and 275356403.

It is a congruent 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, 133693 + ... + 135736.

It is an arithmetic number, because the mean of its divisors is an integer number (29906730).

Almost surely, 2^275356438 is an apocalyptic number.

275356438 is a deficient number, since it is larger than the sum of its proper divisors (203151242).

275356438 is a wasteful number, since it uses less digits than its factorization.

275356438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269511.

The product of its digits is 604800, while the sum is 43.

The square root of 275356438 is about 16593.8674816933. The cubic root of 275356438 is about 650.5765598319.

The spelling of 275356438 in words is "two hundred seventy-five million, three hundred fifty-six thousand, four hundred thirty-eight".