228824839 has 2 divisors, whose sum is σ = 228824840. Its totient is φ = 228824838.

The previous prime is 228824753. The next prime is 228824881. The reversal of 228824839 is 938428822.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 228824839 - 2¹³ = 228816647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (228824039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114412419 + 114412420.

It is an arithmetic number, because the mean of its divisors is an integer number (114412420).

Almost surely, 2^228824839 is an apocalyptic number.

228824839 is a deficient number, since it is larger than the sum of its proper divisors (1).

228824839 is an equidigital number, since it uses as much as digits as its factorization.

228824839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 442368, while the sum is 46.

The square root of 228824839 is about 15126.9573609500. The cubic root of 228824839 is about 611.6472890023.

The spelling of 228824839 in words is "two hundred twenty-eight million, eight hundred twenty-four thousand, eight hundred thirty-nine".