228426684 has 24 divisors (see below), whose sum is σ = 533315328. Its totient is φ = 76096560.

The previous prime is 228426677. The next prime is 228426691. The reversal of 228426684 is 486624822.

It is an interprime number because it is at equal distance from previous prime (228426677) and next prime (228426691).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19629 + ... + 29019.

It is an arithmetic number, because the mean of its divisors is an integer number (22221472).

Almost surely, 2^228426684 is an apocalyptic number.

It is an amenable number.

228426684 is an abundant number, since it is smaller than the sum of its proper divisors (304888644).

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

228426684 is a wasteful number, since it uses less digits than its factorization.

228426684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11425 (or 11423 counting only the distinct ones).

The product of its digits is 294912, while the sum is 42.

The square root of 228426684 is about 15113.7911855365. The cubic root of 228426684 is about 611.2923278135.

The spelling of 228426684 in words is "two hundred twenty-eight million, four hundred twenty-six thousand, six hundred eighty-four".