225137036 has 6 divisors (see below), whose sum is σ = 393989820. Its totient is φ = 112568516.

The previous prime is 225137021. The next prime is 225137053. The reversal of 225137036 is 630731522.

225137036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28142126 + ... + 28142133.

It is an arithmetic number, because the mean of its divisors is an integer number (65664970).

Almost surely, 2^225137036 is an apocalyptic number.

It is an amenable number.

225137036 is a deficient number, since it is larger than the sum of its proper divisors (168852784).

225137036 is a wasteful number, since it uses less digits than its factorization.

225137036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56284263 (or 56284261 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 225137036 is about 15004.5671713649. The cubic root of 225137036 is about 608.3436531099.

Adding to 225137036 its reverse (630731522), we get a palindrome (855868558).

The spelling of 225137036 in words is "two hundred twenty-five million, one hundred thirty-seven thousand, thirty-six".