220396875 has 24 divisors (see below), whose sum is σ = 367320240. Its totient is φ = 117540000.

The previous prime is 220396873. The next prime is 220396909. The reversal of 220396875 is 578693022.

It is not a de Polignac number, because 220396875 - 2¹ = 220396873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220396873) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2380 + ... + 21129.

It is an arithmetic number, because the mean of its divisors is an integer number (15305010).

Almost surely, 2^220396875 is an apocalyptic number.

220396875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

220396875 is a deficient number, since it is larger than the sum of its proper divisors (146923365).

220396875 is an frugal number, since it uses more digits than its factorization.

220396875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23537 (or 23517 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 220396875 is about 14845.7695994516. The cubic root of 220396875 is about 604.0438645906.

The spelling of 220396875 in words is "two hundred twenty million, three hundred ninety-six thousand, eight hundred seventy-five".