275222468 has 6 divisors (see below), whose sum is σ = 481639326. Its totient is φ = 137611232.

The previous prime is 275222449. The next prime is 275222471. The reversal of 275222468 is 864222572.

It can be written as a sum of positive squares in only one way, i.e., 230493124 + 44729344 = 15182^2 + 6688^2 .

It is a super-2 number, since 2×275222468² = 151494813784022048, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34402805 + ... + 34402812.

It is an arithmetic number, because the mean of its divisors is an integer number (80273221).

Almost surely, 2^275222468 is an apocalyptic number.

It is an amenable number.

275222468 is a deficient number, since it is larger than the sum of its proper divisors (206416858).

275222468 is a wasteful number, since it uses less digits than its factorization.

275222468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68805621 (or 68805619 counting only the distinct ones).

The product of its digits is 107520, while the sum is 38.

The square root of 275222468 is about 16589.8302583239. The cubic root of 275222468 is about 650.4710337228.

The spelling of 275222468 in words is "two hundred seventy-five million, two hundred twenty-two thousand, four hundred sixty-eight".