49998511 has 2 divisors, whose sum is σ = 49998512. Its totient is φ = 49998510.

The previous prime is 49998493. The next prime is 49998517. The reversal of 49998511 is 11589994.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49998511 - 2⁹ = 49997999 is a prime.

It is a super-2 number, since 2×49998511² = 4999702204434242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49998517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24999255 + 24999256.

It is an arithmetic number, because the mean of its divisors is an integer number (24999256).

Almost surely, 2^49998511 is an apocalyptic number.

49998511 is a deficient number, since it is larger than the sum of its proper divisors (1).

49998511 is an equidigital number, since it uses as much as digits as its factorization.

49998511 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 46.

The square root of 49998511 is about 7070.9625228819. The cubic root of 49998511 is about 368.3994928125.

The spelling of 49998511 in words is "forty-nine million, nine hundred ninety-eight thousand, five hundred eleven".