228746019076 has 9 divisors (see below), whose sum is σ = 400307207349. Its totient is φ = 114372531264.

The previous prime is 228746019053. The next prime is 228746019101. The reversal of 228746019076 is 670910647822.

The square root of 228746019076 is 478274.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 228684804100 + 61214976 = 478210^2 + 7824^2 .

It is a Duffinian number.

It is an unprimeable number.

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 in 2 ways as a sum of consecutive naturals, for example, 836980 + ... + 1076116.

Almost surely, 2^228746019076 is an apocalyptic number.

228746019076 is the 478274-th square number.

It is an amenable number.

228746019076 is a deficient number, since it is larger than the sum of its proper divisors (171561188273).

228746019076 is an frugal number, since it uses more digits than its factorization.

228746019076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478278 (or 239139 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 52.

The spelling of 228746019076 in words is "two hundred twenty-eight billion, seven hundred forty-six million, nineteen thousand, seventy-six".