3448720224 has 72 divisors (see below), whose sum is σ = 9894181752. Its totient is φ = 1139389440.

The previous prime is 3448720193. The next prime is 3448720241. The reversal of 3448720224 is 4220278443.

3448720224 is a `hidden beast` number, since 3 + 448 + 7 + 202 + 2 + 4 = 666.

3448720224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×3448720224² = 23787342366853220352, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20442 + ... + 85529.

It is an arithmetic number, because the mean of its divisors is an integer number (137419191).

Almost surely, 2^3448720224 is an apocalyptic number.

It is an amenable number.

3448720224 is an abundant number, since it is smaller than the sum of its proper divisors (6445461528).

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

3448720224 is a wasteful number, since it uses less digits than its factorization.

3448720224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106100 (or 106089 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 36.

The square root of 3448720224 is about 58725.8054350896. The cubic root of 3448720224 is about 1510.8429461533.

Adding to 3448720224 its reverse (4220278443), we get a palindrome (7668998667).

The spelling of 3448720224 in words is "three billion, four hundred forty-eight million, seven hundred twenty thousand, two hundred twenty-four".