288994423 has 2 divisors, whose sum is σ = 288994424. Its totient is φ = 288994422.

The previous prime is 288994417. The next prime is 288994487. The reversal of 288994423 is 324499882.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 288994423 - 2¹³ = 288986231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (288992423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144497211 + 144497212.

It is an arithmetic number, because the mean of its divisors is an integer number (144497212).

Almost surely, 2^288994423 is an apocalyptic number.

288994423 is a deficient number, since it is larger than the sum of its proper divisors (1).

288994423 is an equidigital number, since it uses as much as digits as its factorization.

288994423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 995328, while the sum is 49.

The square root of 288994423 is about 16999.8359697969. The cubic root of 288994423 is about 661.1446489610.

The spelling of 288994423 in words is "two hundred eighty-eight million, nine hundred ninety-four thousand, four hundred twenty-three".