275222298 has 32 divisors (see below), whose sum is σ = 593865216. Its totient is φ = 84529728.

The previous prime is 275222279. The next prime is 275222303. The reversal of 275222298 is 892222572.

It is a happy number.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44440 + ... + 50252.

It is an arithmetic number, because the mean of its divisors is an integer number (18558288).

Almost surely, 2^275222298 is an apocalyptic number.

275222298 is an abundant number, since it is smaller than the sum of its proper divisors (318642918).

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

275222298 is a wasteful number, since it uses less digits than its factorization.

275222298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6438.

The product of its digits is 80640, while the sum is 39.

The square root of 275222298 is about 16589.8251347023. The cubic root of 275222298 is about 650.4708997946.

The spelling of 275222298 in words is "two hundred seventy-five million, two hundred twenty-two thousand, two hundred ninety-eight".