224475487 has 4 divisors (see below), whose sum is σ = 225729720. Its totient is φ = 223221256.

The previous prime is 224475403. The next prime is 224475509. The reversal of 224475487 is 784574422.

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

It is a cyclic number.

It is not a de Polignac number, because 224475487 - 2⁷ = 224475359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224470487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 626848 + ... + 627205.

It is an arithmetic number, because the mean of its divisors is an integer number (56432430).

Almost surely, 2^224475487 is an apocalyptic number.

224475487 is a deficient number, since it is larger than the sum of its proper divisors (1254233).

224475487 is a wasteful number, since it uses less digits than its factorization.

224475487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1254232.

The product of its digits is 501760, while the sum is 43.

The square root of 224475487 is about 14982.5060320362. The cubic root of 224475487 is about 607.7472104920.

The spelling of 224475487 in words is "two hundred twenty-four million, four hundred seventy-five thousand, four hundred eighty-seven".