220275297 has 36 divisors (see below), whose sum is σ = 355067440. Its totient is φ = 131464080.

The previous prime is 220275281. The next prime is 220275311. The reversal of 220275297 is 792572022.

It is not a de Polignac number, because 220275297 - 2⁴ = 220275281 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220275217) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 71454 + ... + 74472.

Almost surely, 2^220275297 is an apocalyptic number.

It is an amenable number.

220275297 is a deficient number, since it is larger than the sum of its proper divisors (134792143).

220275297 is a wasteful number, since it uses less digits than its factorization.

220275297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3114 (or 3100 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 220275297 is about 14841.6743327699. The cubic root of 220275297 is about 603.9327741577.

The spelling of 220275297 in words is "two hundred twenty million, two hundred seventy-five thousand, two hundred ninety-seven".