49005487 has 2 divisors, whose sum is σ = 49005488. Its totient is φ = 49005486.

The previous prime is 49005457. The next prime is 49005493. The reversal of 49005487 is 78450094.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49005487 is a prime.

It is a super-2 number, since 2×49005487² = 4803075512214338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49005457) 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, 24502743 + 24502744.

It is an arithmetic number, because the mean of its divisors is an integer number (24502744).

Almost surely, 2^49005487 is an apocalyptic number.

49005487 is a deficient number, since it is larger than the sum of its proper divisors (1).

49005487 is an equidigital number, since it uses as much as digits as its factorization.

49005487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 49005487 is about 7000.3919176000. The cubic root of 49005487 is about 365.9442294111.

The spelling of 49005487 in words is "forty-nine million, five thousand, four hundred eighty-seven".