49408487 has 2 divisors, whose sum is σ = 49408488. Its totient is φ = 49408486.

The previous prime is 49408441. The next prime is 49408519. The reversal of 49408487 is 78480494.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49408487 - 2¹⁸ = 49146343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49408087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24704243 + 24704244.

It is an arithmetic number, because the mean of its divisors is an integer number (24704244).

Almost surely, 2^49408487 is an apocalyptic number.

49408487 is a deficient number, since it is larger than the sum of its proper divisors (1).

49408487 is an equidigital number, since it uses as much as digits as its factorization.

49408487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 258048, while the sum is 44.

The square root of 49408487 is about 7029.1170853813. The cubic root of 49408487 is about 366.9446146872.

The spelling of 49408487 in words is "forty-nine million, four hundred eight thousand, four hundred eighty-seven".