224069520 has 80 divisors (see below), whose sum is σ = 735488640. Its totient is φ = 56236032.

The previous prime is 224069513. The next prime is 224069557. The reversal of 224069520 is 25960422.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 23380 + ... + 31539.

It is an arithmetic number, because the mean of its divisors is an integer number (9193608).

Almost surely, 2^224069520 is an apocalyptic number.

224069520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224069520 is an abundant number, since it is smaller than the sum of its proper divisors (511419120).

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

224069520 is a wasteful number, since it uses less digits than its factorization.

224069520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54952 (or 54946 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 224069520 is about 14968.9518671148. The cubic root of 224069520 is about 607.3806163483.

The spelling of 224069520 in words is "two hundred twenty-four million, sixty-nine thousand, five hundred twenty".