48420247 has 2 divisors, whose sum is σ = 48420248. Its totient is φ = 48420246.

The previous prime is 48420241. The next prime is 48420259. The reversal of 48420247 is 74202484.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48420247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48420241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24210123 + 24210124.

It is an arithmetic number, because the mean of its divisors is an integer number (24210124).

Almost surely, 2^48420247 is an apocalyptic number.

48420247 is a deficient number, since it is larger than the sum of its proper divisors (1).

48420247 is an equidigital number, since it uses as much as digits as its factorization.

48420247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14336, while the sum is 31.

The square root of 48420247 is about 6958.4658510335. The cubic root of 48420247 is about 364.4816486540.

The spelling of 48420247 in words is "forty-eight million, four hundred twenty thousand, two hundred forty-seven".