225137804 has 6 divisors (see below), whose sum is σ = 393991164. Its totient is φ = 112568900.

The previous prime is 225137771. The next prime is 225137807. The reversal of 225137804 is 408731522.

225137804 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (225137807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28142222 + ... + 28142229.

It is an arithmetic number, because the mean of its divisors is an integer number (65665194).

Almost surely, 2^225137804 is an apocalyptic number.

It is an amenable number.

225137804 is a deficient number, since it is larger than the sum of its proper divisors (168853360).

225137804 is a wasteful number, since it uses less digits than its factorization.

225137804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56284455 (or 56284453 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 225137804 is about 15004.5927635508. The cubic root of 225137804 is about 608.3443448477.

The spelling of 225137804 in words is "two hundred twenty-five million, one hundred thirty-seven thousand, eight hundred four".