275066872 has 16 divisors (see below), whose sum is σ = 527745240. Its totient is φ = 134334816.

The previous prime is 275066849. The next prime is 275066879. The reversal of 275066872 is 278660572.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (275066879) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 399463 + ... + 400150.

Almost surely, 2^275066872 is an apocalyptic number.

It is an amenable number.

275066872 is a deficient number, since it is larger than the sum of its proper divisors (252678368).

275066872 is a wasteful number, since it uses less digits than its factorization.

275066872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799662 (or 799658 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 43.

The square root of 275066872 is about 16585.1400958810. The cubic root of 275066872 is about 650.3484301544.

The spelling of 275066872 in words is "two hundred seventy-five million, sixty-six thousand, eight hundred seventy-two".