49823647 has 2 divisors, whose sum is σ = 49823648. Its totient is φ = 49823646.

The previous prime is 49823633. The next prime is 49823699. The reversal of 49823647 is 74632894.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49823647 - 2¹⁹ = 49299359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49863647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24911823 + 24911824.

It is an arithmetic number, because the mean of its divisors is an integer number (24911824).

Almost surely, 2^49823647 is an apocalyptic number.

49823647 is a deficient number, since it is larger than the sum of its proper divisors (1).

49823647 is an equidigital number, since it uses as much as digits as its factorization.

49823647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 43.

The square root of 49823647 is about 7058.5867565682. The cubic root of 49823647 is about 367.9695129714.

The spelling of 49823647 in words is "forty-nine million, eight hundred twenty-three thousand, six hundred forty-seven".