228961626 has 8 divisors (see below), whose sum is σ = 457923264. Its totient is φ = 76320540.

The previous prime is 228961591. The next prime is 228961633. The reversal of 228961626 is 626169822.

It is a sphenic number, since it is the product of 3 distinct primes.

228961626 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19080130 + ... + 19080141.

It is an arithmetic number, because the mean of its divisors is an integer number (57240408).

Almost surely, 2^228961626 is an apocalyptic number.

228961626 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

228961626 is a wasteful number, since it uses less digits than its factorization.

228961626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38160276.

The product of its digits is 124416, while the sum is 42.

The square root of 228961626 is about 15131.4779846517. The cubic root of 228961626 is about 611.7691416421.

The spelling of 228961626 in words is "two hundred twenty-eight million, nine hundred sixty-one thousand, six hundred twenty-six".