49284491 has 2 divisors, whose sum is σ = 49284492. Its totient is φ = 49284490.

The previous prime is 49284467. The next prime is 49284497. The reversal of 49284491 is 19448294.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49284491 is a prime.

It is a super-2 number, since 2×49284491² = 4857922106258162, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (49284497) 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, 24642245 + 24642246.

It is an arithmetic number, because the mean of its divisors is an integer number (24642246).

Almost surely, 2^49284491 is an apocalyptic number.

49284491 is a deficient number, since it is larger than the sum of its proper divisors (1).

49284491 is an equidigital number, since it uses as much as digits as its factorization.

49284491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82944, while the sum is 41.

The square root of 49284491 is about 7020.2913757194. The cubic root of 49284491 is about 366.6373950003.

The spelling of 49284491 in words is "forty-nine million, two hundred eighty-four thousand, four hundred ninety-one".