228507824 has 10 divisors (see below), whose sum is σ = 442733940. Its totient is φ = 114253904.

The previous prime is 228507823. The next prime is 228507827. The reversal of 228507824 is 428705822.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (228507821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7140854 + ... + 7140885.

It is an arithmetic number, because the mean of its divisors is an integer number (44273394).

Almost surely, 2^228507824 is an apocalyptic number.

It is an amenable number.

228507824 is a deficient number, since it is larger than the sum of its proper divisors (214226116).

228507824 is a wasteful number, since it uses less digits than its factorization.

228507824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14281747 (or 14281741 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 38.

The square root of 228507824 is about 15116.4752505338. The cubic root of 228507824 is about 611.3646987918.

The spelling of 228507824 in words is "two hundred twenty-eight million, five hundred seven thousand, eight hundred twenty-four".