228746612 has 6 divisors (see below), whose sum is σ = 400306578. Its totient is φ = 114373304.

The previous prime is 228746579. The next prime is 228746641. The reversal of 228746612 is 216647822.

228746612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 228735376 + 11236 = 15124^2 + 106^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28593323 + ... + 28593330.

It is an arithmetic number, because the mean of its divisors is an integer number (66717763).

Almost surely, 2^228746612 is an apocalyptic number.

It is an amenable number.

228746612 is a deficient number, since it is larger than the sum of its proper divisors (171559966).

228746612 is a wasteful number, since it uses less digits than its factorization.

228746612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57186657 (or 57186655 counting only the distinct ones).

The product of its digits is 64512, while the sum is 38.

The square root of 228746612 is about 15124.3714580144. The cubic root of 228746612 is about 611.5775809727.

The spelling of 228746612 in words is "two hundred twenty-eight million, seven hundred forty-six thousand, six hundred twelve".