275848646 has 4 divisors (see below), whose sum is σ = 413772972. Its totient is φ = 137924322.

The previous prime is 275848627. The next prime is 275848663. The reversal of 275848646 is 646848572.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 275848594 and 275848603.

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 as a sum of consecutive naturals, namely, 68962160 + ... + 68962163.

It is an arithmetic number, because the mean of its divisors is an integer number (103443243).

Almost surely, 2^275848646 is an apocalyptic number.

275848646 is a deficient number, since it is larger than the sum of its proper divisors (137924326).

275848646 is a wasteful number, since it uses less digits than its factorization.

275848646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137924325.

The product of its digits is 2580480, while the sum is 50.

The square root of 275848646 is about 16608.6918810604. The cubic root of 275848646 is about 650.9639708769.

The spelling of 275848646 in words is "two hundred seventy-five million, eight hundred forty-eight thousand, six hundred forty-six".