275227390 has 16 divisors (see below), whose sum is σ = 495649440. Its totient is φ = 110037600.

The previous prime is 275227387. The next prime is 275227397. The reversal of 275227390 is 93722572.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (275227397) 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, 20116 + ... + 30904.

It is an arithmetic number, because the mean of its divisors is an integer number (30978090).

Almost surely, 2^275227390 is an apocalyptic number.

275227390 is a deficient number, since it is larger than the sum of its proper divisors (220422050).

275227390 is a wasteful number, since it uses less digits than its factorization.

275227390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13347.

The product of its (nonzero) digits is 52920, while the sum is 37.

The square root of 275227390 is about 16589.9786015534. The cubic root of 275227390 is about 650.4749113124.

The spelling of 275227390 in words is "two hundred seventy-five million, two hundred twenty-seven thousand, three hundred ninety".