228683146 has 4 divisors (see below), whose sum is σ = 343024722. Its totient is φ = 114341572.

The previous prime is 228683137. The next prime is 228683179. The reversal of 228683146 is 641386822.

228683146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 208080625 + 20602521 = 14425^2 + 4539^2 .

It is a junction number, because it is equal to n+sod(n) for n = 228683099 and 228683108.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57170785 + ... + 57170788.

Almost surely, 2^228683146 is an apocalyptic number.

228683146 is a deficient number, since it is larger than the sum of its proper divisors (114341576).

228683146 is a wasteful number, since it uses less digits than its factorization.

228683146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114341575.

The product of its digits is 110592, while the sum is 40.

The square root of 228683146 is about 15122.2731756836. The cubic root of 228683146 is about 611.5210147826.

The spelling of 228683146 in words is "two hundred twenty-eight million, six hundred eighty-three thousand, one hundred forty-six".