224401512 has 16 divisors (see below), whose sum is σ = 561003840. Its totient is φ = 74800496.

The previous prime is 224401511. The next prime is 224401517. The reversal of 224401512 is 215104422.

It is a super-2 number, since 2×224401512² = 100712077175772288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (224401511) 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, 4675008 + ... + 4675055.

It is an arithmetic number, because the mean of its divisors is an integer number (35062740).

Almost surely, 2^224401512 is an apocalyptic number.

It is an amenable number.

224401512 is an abundant number, since it is smaller than the sum of its proper divisors (336602328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

224401512 is a wasteful number, since it uses less digits than its factorization.

224401512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9350072 (or 9350068 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 224401512 is about 14980.0371161089. The cubic root of 224401512 is about 607.6804429353.

Adding to 224401512 its reverse (215104422), we get a palindrome (439505934).

The spelling of 224401512 in words is "two hundred twenty-four million, four hundred one thousand, five hundred twelve".