228306544 has 10 divisors (see below), whose sum is σ = 442343960. Its totient is φ = 114153264.

The previous prime is 228306541. The next prime is 228306553. The reversal of 228306544 is 445603822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228306541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7134564 + ... + 7134595.

It is an arithmetic number, because the mean of its divisors is an integer number (44234396).

Almost surely, 2^228306544 is an apocalyptic number.

It is an amenable number.

228306544 is a deficient number, since it is larger than the sum of its proper divisors (214037416).

228306544 is a wasteful number, since it uses less digits than its factorization.

228306544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14269167 (or 14269161 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

The square root of 228306544 is about 15109.8161471277. The cubic root of 228306544 is about 611.1851401913.

The spelling of 228306544 in words is "two hundred twenty-eight million, three hundred six thousand, five hundred forty-four".