226664028 has 24 divisors (see below), whose sum is σ = 587647760. Its totient is φ = 75554640.

The previous prime is 226664023. The next prime is 226664059. The reversal of 226664028 is 820466622.

226664028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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 = 226663983 and 226664001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226664023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1049263 + ... + 1049478.

Almost surely, 2^226664028 is an apocalyptic number.

It is an amenable number.

226664028 is an abundant number, since it is smaller than the sum of its proper divisors (360983732).

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

226664028 is a wasteful number, since it uses less digits than its factorization.

226664028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2098754 (or 2098746 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 226664028 is about 15055.3654223337. The cubic root of 226664028 is about 609.7159189628.

The spelling of 226664028 in words is "two hundred twenty-six million, six hundred sixty-four thousand, twenty-eight".