275340072 has 32 divisors (see below), whose sum is σ = 786686400. Its totient is φ = 78668544.

The previous prime is 275340071. The next prime is 275340073. The reversal of 275340072 is 270043572.

It is an interprime number because it is at equal distance from previous prime (275340071) and next prime (275340073).

It is not an unprimeable number, because it can be changed into a prime (275340071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 819297 + ... + 819632.

It is an arithmetic number, because the mean of its divisors is an integer number (24583950).

Almost surely, 2^275340072 is an apocalyptic number.

It is an amenable number.

275340072 is an abundant number, since it is smaller than the sum of its proper divisors (511346328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

275340072 is a wasteful number, since it uses less digits than its factorization.

275340072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1638945 (or 1638941 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 30.

The square root of 275340072 is about 16593.3743403806. The cubic root of 275340072 is about 650.5636704209.

The spelling of 275340072 in words is "two hundred seventy-five million, three hundred forty thousand, seventy-two".