225457347 has 8 divisors (see below), whose sum is σ = 301636944. Its totient is φ = 149791328.

The previous prime is 225457333. The next prime is 225457373. The reversal of 225457347 is 743754522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 225457347 - 2¹¹ = 225455299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (225457307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127368 + ... + 129125.

It is an arithmetic number, because the mean of its divisors is an integer number (37704618).

Almost surely, 2^225457347 is an apocalyptic number.

225457347 is a deficient number, since it is larger than the sum of its proper divisors (76179597).

225457347 is a wasteful number, since it uses less digits than its factorization.

225457347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256789.

The product of its digits is 235200, while the sum is 39.

The square root of 225457347 is about 15015.2371609642. The cubic root of 225457347 is about 608.6320209252.

It can be divided in two parts, 22545 and 7347, that added together give a palindrome (29892).

The spelling of 225457347 in words is "two hundred twenty-five million, four hundred fifty-seven thousand, three hundred forty-seven".