49948651 has 4 divisors (see below), whose sum is σ = 50125432. Its totient is φ = 49771872.

The previous prime is 49948637. The next prime is 49948673. The reversal of 49948651 is 15684994.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 49948651 - 2⁷ = 49948523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49948621) 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 in 3 ways as a sum of consecutive naturals, for example, 87966 + ... + 88531.

It is an arithmetic number, because the mean of its divisors is an integer number (12531358).

Almost surely, 2^49948651 is an apocalyptic number.

49948651 is a deficient number, since it is larger than the sum of its proper divisors (176781).

49948651 is a wasteful number, since it uses less digits than its factorization.

49948651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176780.

The product of its digits is 311040, while the sum is 46.

The square root of 49948651 is about 7067.4359565545. The cubic root of 49948651 is about 368.2769924448.

The spelling of 49948651 in words is "forty-nine million, nine hundred forty-eight thousand, six hundred fifty-one".