382420547 has 2 divisors, whose sum is σ = 382420548. Its totient is φ = 382420546.

The previous prime is 382420541. The next prime is 382420561. The reversal of 382420547 is 745024283.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 382420547 - 2⁴ = 382420531 is a prime.

It is not a weakly prime, because it can be changed into another prime (382420541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191210273 + 191210274.

It is an arithmetic number, because the mean of its divisors is an integer number (191210274).

Almost surely, 2^382420547 is an apocalyptic number.

382420547 is a deficient number, since it is larger than the sum of its proper divisors (1).

382420547 is an equidigital number, since it uses as much as digits as its factorization.

382420547 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 53760, while the sum is 35.

The square root of 382420547 is about 19555.5758544718. The cubic root of 382420547 is about 725.8503202621.

The spelling of 382420547 in words is "three hundred eighty-two million, four hundred twenty thousand, five hundred forty-seven".