275732545 has 16 divisors (see below), whose sum is σ = 364470912. Its totient is φ = 198581760.

The previous prime is 275732521. The next prime is 275732549. The reversal of 275732545 is 545237572.

It is a de Polignac number, because none of the positive numbers 2^k-275732545 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 275732498 and 275732507.

It is not an unprimeable number, because it can be changed into a prime (275732549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18672 + ... + 30001.

It is an arithmetic number, because the mean of its divisors is an integer number (22779432).

Almost surely, 2^275732545 is an apocalyptic number.

It is an amenable number.

275732545 is a deficient number, since it is larger than the sum of its proper divisors (88738367).

275732545 is a wasteful number, since it uses less digits than its factorization.

275732545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48792.

The product of its digits is 294000, while the sum is 40.

The square root of 275732545 is about 16605.1963252471. The cubic root of 275732545 is about 650.8726307227.

The spelling of 275732545 in words is "two hundred seventy-five million, seven hundred thirty-two thousand, five hundred forty-five".