225463478 has 4 divisors (see below), whose sum is σ = 338195220. Its totient is φ = 112731738.

The previous prime is 225463477. The next prime is 225463501. The reversal of 225463478 is 874364522.

225463478 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225463477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56365868 + ... + 56365871.

It is an arithmetic number, because the mean of its divisors is an integer number (84548805).

Almost surely, 2^225463478 is an apocalyptic number.

225463478 is a deficient number, since it is larger than the sum of its proper divisors (112731742).

225463478 is a wasteful number, since it uses less digits than its factorization.

225463478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112731741.

The product of its digits is 322560, while the sum is 41.

The square root of 225463478 is about 15015.4413188557. The cubic root of 225463478 is about 608.6375378432.

The spelling of 225463478 in words is "two hundred twenty-five million, four hundred sixty-three thousand, four hundred seventy-eight".