220595385 has 16 divisors (see below), whose sum is σ = 353186496. Its totient is φ = 117572928.

The previous prime is 220595357. The next prime is 220595429. The reversal of 220595385 is 583595022.

It is not a de Polignac number, because 220595385 - 2¹¹ = 220593337 is a prime.

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, 24067 + ... + 31943.

It is an arithmetic number, because the mean of its divisors is an integer number (22074156).

Almost surely, 2^220595385 is an apocalyptic number.

It is an amenable number.

220595385 is a deficient number, since it is larger than the sum of its proper divisors (132591111).

220595385 is a wasteful number, since it uses less digits than its factorization.

220595385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9752.

The product of its (nonzero) digits is 108000, while the sum is 39.

The square root of 220595385 is about 14852.4538376660. The cubic root of 220595385 is about 604.2251629344.

The spelling of 220595385 in words is "two hundred twenty million, five hundred ninety-five thousand, three hundred eighty-five".