275225408 has 14 divisors (see below), whose sum is σ = 546150546. Its totient is φ = 137612672.

The previous prime is 275225407. The next prime is 275225417. The reversal of 275225408 is 804522572.

It can be written as a sum of positive squares in only one way, i.e., 273174784 + 2050624 = 16528^2 + 1432^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (275225407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2150135 + ... + 2150262.

Almost surely, 2^275225408 is an apocalyptic number.

It is an amenable number.

275225408 is a deficient number, since it is larger than the sum of its proper divisors (270925138).

275225408 is an equidigital number, since it uses as much as digits as its factorization.

275225408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4300409 (or 4300399 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 35.

The square root of 275225408 is about 16589.9188665888. The cubic root of 275225408 is about 650.4733498830.

The spelling of 275225408 in words is "two hundred seventy-five million, two hundred twenty-five thousand, four hundred eight".