224649516 has 72 divisors (see below), whose sum is σ = 656690160. Its totient is φ = 59246208.

The previous prime is 224649511. The next prime is 224649539. The reversal of 224649516 is 615946422.

It is a happy number.

224649516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (224649511) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7051 + ... + 22338.

Almost surely, 2^224649516 is an apocalyptic number.

224649516 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

224649516 is an abundant number, since it is smaller than the sum of its proper divisors (432040644).

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

224649516 is a wasteful number, since it uses less digits than its factorization.

224649516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29423 (or 29414 counting only the distinct ones).

The product of its digits is 103680, while the sum is 39.

The square root of 224649516 is about 14988.3126468592. The cubic root of 224649516 is about 607.9042258825.

The spelling of 224649516 in words is "two hundred twenty-four million, six hundred forty-nine thousand, five hundred sixteen".