275231642 has 32 divisors (see below), whose sum is σ = 480349440. Its totient is φ = 115839360.

The previous prime is 275231633. The next prime is 275231651. The reversal of 275231642 is 246132572.

It is an interprime number because it is at equal distance from previous prime (275231633) and next prime (275231651).

It is a junction number, because it is equal to n+sod(n) for n = 275231599 and 275231608.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 406208 + ... + 406884.

It is an arithmetic number, because the mean of its divisors is an integer number (15010920).

Almost surely, 2^275231642 is an apocalyptic number.

275231642 is a deficient number, since it is larger than the sum of its proper divisors (205117798).

275231642 is a wasteful number, since it uses less digits than its factorization.

275231642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1166.

The product of its digits is 20160, while the sum is 32.

The square root of 275231642 is about 16590.1067507114. The cubic root of 275231642 is about 650.4782610336.

The spelling of 275231642 in words is "two hundred seventy-five million, two hundred thirty-one thousand, six hundred forty-two".