225732698 has 16 divisors (see below), whose sum is σ = 359772840. Its totient is φ = 106222528.

The previous prime is 225732697. The next prime is 225732701. The reversal of 225732698 is 896237522.

225732698 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 205148329 + 20584369 = 14323^2 + 4537^2 .

It is not an unprimeable number, because it can be changed into a prime (225732691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1661 + ... + 21312.

Almost surely, 2^225732698 is an apocalyptic number.

225732698 is a deficient number, since it is larger than the sum of its proper divisors (134040142).

225732698 is an equidigital number, since it uses as much as digits as its factorization.

225732698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23026 (or 22992 counting only the distinct ones).

The product of its digits is 362880, while the sum is 44.

The square root of 225732698 is about 15024.4034157766. The cubic root of 225732698 is about 608.8796941685.

The spelling of 225732698 in words is "two hundred twenty-five million, seven hundred thirty-two thousand, six hundred ninety-eight".