227809125 has 32 divisors (see below), whose sum is σ = 421200000. Its totient is φ = 121496400.

The previous prime is 227809121. The next prime is 227809133. The reversal of 227809125 is 521908722.

227809125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 227809125 - 2² = 227809121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 227809125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (227809121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30375 + ... + 37124.

It is an arithmetic number, because the mean of its divisors is an integer number (13162500).

Almost surely, 2^227809125 is an apocalyptic number.

227809125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

227809125 is a deficient number, since it is larger than the sum of its proper divisors (193390875).

227809125 is an equidigital number, since it uses as much as digits as its factorization.

227809125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67523 (or 67507 counting only the distinct ones).

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

The square root of 227809125 is about 15093.3470443106. The cubic root of 227809125 is about 610.7409476994.

The spelling of 227809125 in words is "two hundred twenty-seven million, eight hundred nine thousand, one hundred twenty-five".