247463 has 2 divisors, whose sum is σ = 247464. Its totient is φ = 247462.

The previous prime is 247451. The next prime is 247501. The reversal of 247463 is 364742.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 247463 - 2¹⁰ = 246439 is a prime.

It is a super-2 number, since 2×247463² = 122475872738, which contains 22 as substring.

It is a Sophie Germain prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (247433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123731 + 123732.

It is an arithmetic number, because the mean of its divisors is an integer number (123732).

2²⁴⁷⁴⁶³ is an apocalyptic number.

247463 is a deficient number, since it is larger than the sum of its proper divisors (1).

247463 is an equidigital number, since it uses as much as digits as its factorization.

247463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4032, while the sum is 26.

The square root of 247463 is about 497.4565307642. The cubic root of 247463 is about 62.7822329281.

The spelling of 247463 in words is "two hundred forty-seven thousand, four hundred sixty-three".