258964427 has 2 divisors, whose sum is σ = 258964428. Its totient is φ = 258964426.

The previous prime is 258964423. The next prime is 258964493. The reversal of 258964427 is 724469852.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 258964427 - 2² = 258964423 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (258964423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129482213 + 129482214.

It is an arithmetic number, because the mean of its divisors is an integer number (129482214).

Almost surely, 2^258964427 is an apocalyptic number.

258964427 is a deficient number, since it is larger than the sum of its proper divisors (1).

258964427 is an equidigital number, since it uses as much as digits as its factorization.

258964427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 967680, while the sum is 47.

The square root of 258964427 is about 16092.3717021451. The cubic root of 258964427 is about 637.4019242690.

The spelling of 258964427 in words is "two hundred fifty-eight million, nine hundred sixty-four thousand, four hundred twenty-seven".