275145470 has 8 divisors (see below), whose sum is σ = 495261864. Its totient is φ = 110058184.

The previous prime is 275145463. The next prime is 275145499. The reversal of 275145470 is 74541572.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 275145470.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13757264 + ... + 13757283.

It is an arithmetic number, because the mean of its divisors is an integer number (61907733).

Almost surely, 2^275145470 is an apocalyptic number.

275145470 is a deficient number, since it is larger than the sum of its proper divisors (220116394).

275145470 is a wasteful number, since it uses less digits than its factorization.

275145470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27514554.

The product of its (nonzero) digits is 39200, while the sum is 35.

The square root of 275145470 is about 16587.5094574201. The cubic root of 275145470 is about 650.4103680845.

The spelling of 275145470 in words is "two hundred seventy-five million, one hundred forty-five thousand, four hundred seventy".