3658224 has 20 divisors (see below), whose sum is σ = 9450536. Its totient is φ = 1219392.

The previous prime is 3658211. The next prime is 3658283. The reversal of 3658224 is 4228563.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 3658191 and 3658200.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 38059 + ... + 38154.

Almost surely, 2^3658224 is an apocalyptic number.

It is an amenable number.

3658224 is an abundant number, since it is smaller than the sum of its proper divisors (5792312).

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

3658224 is a wasteful number, since it uses less digits than its factorization.

3658224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76224 (or 76218 counting only the distinct ones).

The product of its digits is 11520, while the sum is 30.

The square root of 3658224 is about 1912.6484256130. The cubic root of 3658224 is about 154.0837235195.

The spelling of 3658224 in words is "three million, six hundred fifty-eight thousand, two hundred twenty-four".