24998147 has 2 divisors, whose sum is σ = 24998148. Its totient is φ = 24998146.

The previous prime is 24998137. The next prime is 24998159. The reversal of 24998147 is 74189942.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 24998147 - 2¹⁴ = 24981763 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 24998098 and 24998107.

It is not a weakly prime, because it can be changed into another prime (24998107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12499073 + 12499074.

It is an arithmetic number, because the mean of its divisors is an integer number (12499074).

Almost surely, 2^24998147 is an apocalyptic number.

24998147 is a deficient number, since it is larger than the sum of its proper divisors (1).

24998147 is an equidigital number, since it uses as much as digits as its factorization.

24998147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 44.

The square root of 24998147 is about 4999.8146965663. The cubic root of 24998147 is about 292.3945493696.

The spelling of 24998147 in words is "twenty-four million, nine hundred ninety-eight thousand, one hundred forty-seven".