220195827 has 20 divisors (see below), whose sum is σ = 329371680. Its totient is φ = 146602224.

The previous prime is 220195817. The next prime is 220195837. The reversal of 220195827 is 728591022.

It is an interprime number because it is at equal distance from previous prime (220195817) and next prime (220195837).

It is not a de Polignac number, because 220195827 - 2⁷ = 220195699 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220195791 and 220195800.

It is not an unprimeable number, because it can be changed into a prime (220195817) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 85318 + ... + 87860.

It is an arithmetic number, because the mean of its divisors is an integer number (16468584).

Almost surely, 2^220195827 is an apocalyptic number.

220195827 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

220195827 is a deficient number, since it is larger than the sum of its proper divisors (109175853).

220195827 is a wasteful number, since it uses less digits than its factorization.

220195827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3624 (or 3615 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The square root of 220195827 is about 14838.9968326703. The cubic root of 220195827 is about 603.8601373086.

The spelling of 220195827 in words is "two hundred twenty million, one hundred ninety-five thousand, eight hundred twenty-seven".