220827125 has 8 divisors (see below), whose sum is σ = 275592408. Its totient is φ = 176661600.

The previous prime is 220827119. The next prime is 220827151. The reversal of 220827125 is 521728022.

It can be written as a sum of positive squares in 4 ways, for example, as 3972049 + 216855076 = 1993^2 + 14726^2 .

It is not a de Polignac number, because 220827125 - 2⁸ = 220826869 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 883184 + ... + 883433.

It is an arithmetic number, because the mean of its divisors is an integer number (34449051).

Almost surely, 2^220827125 is an apocalyptic number.

220827125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

220827125 is a deficient number, since it is larger than the sum of its proper divisors (54765283).

220827125 is an equidigital number, since it uses as much as digits as its factorization.

220827125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1766632 (or 1766622 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 29.

The square root of 220827125 is about 14860.2531943436. The cubic root of 220827125 is about 604.4366725503.

The spelling of 220827125 in words is "two hundred twenty million, eight hundred twenty-seven thousand, one hundred twenty-five".