228983519 has 2 divisors, whose sum is σ = 228983520. Its totient is φ = 228983518.

The previous prime is 228983509. The next prime is 228983533. The reversal of 228983519 is 915389822.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-228983519 is a prime.

It is a super-2 number, since 2×228983519² = 104866903947246722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (228983509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114491759 + 114491760.

It is an arithmetic number, because the mean of its divisors is an integer number (114491760).

Almost surely, 2^228983519 is an apocalyptic number.

228983519 is a deficient number, since it is larger than the sum of its proper divisors (1).

228983519 is an equidigital number, since it uses as much as digits as its factorization.

228983519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 311040, while the sum is 47.

The square root of 228983519 is about 15132.2013930558. The cubic root of 228983519 is about 611.7886398657.

The spelling of 228983519 in words is "two hundred twenty-eight million, nine hundred eighty-three thousand, five hundred nineteen".