224266428 has 48 divisors (see below), whose sum is σ = 583072000. Its totient is φ = 74544624.

The previous prime is 224266409. The next prime is 224266451. The reversal of 224266428 is 824662422.

224266428 is a `hidden beast` number, since 2 + 2 + 4 + 2 + 6 + 642 + 8 = 666.

224266428 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 (36).

It is a junction number, because it is equal to n+sod(n) for n = 224266392 and 224266401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38193 + ... + 43671.

Almost surely, 2^224266428 is an apocalyptic number.

It is an amenable number.

224266428 is an abundant number, since it is smaller than the sum of its proper divisors (358805572).

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

224266428 is a wasteful number, since it uses less digits than its factorization.

224266428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5871 (or 5863 counting only the distinct ones).

The product of its digits is 73728, while the sum is 36.

The square root of 224266428 is about 14975.5276367813. The cubic root of 224266428 is about 607.5584824052.

The spelling of 224266428 in words is "two hundred twenty-four million, two hundred sixty-six thousand, four hundred twenty-eight".