228658196 has 24 divisors (see below), whose sum is σ = 440106240. Its totient is φ = 103288032.

The previous prime is 228658181. The next prime is 228658247. The reversal of 228658196 is 691856822.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a self number, because there is not a number n which added to its sum of digits gives 228658196.

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, 44336 + ... + 49223.

It is an arithmetic number, because the mean of its divisors is an integer number (18337760).

Almost surely, 2^228658196 is an apocalyptic number.

228658196 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

228658196 is a deficient number, since it is larger than the sum of its proper divisors (211448044).

228658196 is a wasteful number, since it uses less digits than its factorization.

228658196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93623 (or 93621 counting only the distinct ones).

The product of its digits is 414720, while the sum is 47.

The square root of 228658196 is about 15121.4482110676. The cubic root of 228658196 is about 611.4987743967.

The spelling of 228658196 in words is "two hundred twenty-eight million, six hundred fifty-eight thousand, one hundred ninety-six".