275432745 has 16 divisors (see below), whose sum is σ = 503648640. Its totient is φ = 125912064.

The previous prime is 275432743. The next prime is 275432753. The reversal of 275432745 is 547234572.

It is not a de Polignac number, because 275432745 - 2¹ = 275432743 is a prime.

It is not an unprimeable number, because it can be changed into a prime (275432743) 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, 1311480 + ... + 1311689.

It is an arithmetic number, because the mean of its divisors is an integer number (31478040).

Almost surely, 2^275432745 is an apocalyptic number.

It is an amenable number.

275432745 is a deficient number, since it is larger than the sum of its proper divisors (228215895).

275432745 is a wasteful number, since it uses less digits than its factorization.

275432745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2623184.

The product of its digits is 235200, while the sum is 39.

The square root of 275432745 is about 16596.1665754475. The cubic root of 275432745 is about 650.6366503832.

The spelling of 275432745 in words is "two hundred seventy-five million, four hundred thirty-two thousand, seven hundred forty-five".