228081036 has 24 divisors (see below), whose sum is σ = 543513600. Its totient is φ = 74409232.

The previous prime is 228081019. The next prime is 228081053. The reversal of 228081036 is 630180822.

228081036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (228081019) and next prime (228081053).

It is a junction number, because it is equal to n+sod(n) for n = 228080994 and 228081012.

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, 201636 + ... + 202763.

It is an arithmetic number, because the mean of its divisors is an integer number (22646400).

Almost surely, 2^228081036 is an apocalyptic number.

It is an amenable number.

228081036 is an abundant number, since it is smaller than the sum of its proper divisors (315432564).

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

228081036 is a wasteful number, since it uses less digits than its factorization.

228081036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404453 (or 404451 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 228081036 is about 15102.3520022545. The cubic root of 228081036 is about 610.9838427890.

The spelling of 228081036 in words is "two hundred twenty-eight million, eighty-one thousand, thirty-six".