48591851 has 16 divisors (see below), whose sum is σ = 61071360. Its totient is φ = 37558080.

The previous prime is 48591839. The next prime is 48591853. The reversal of 48591851 is 15819584.

It is a de Polignac number, because none of the positive numbers 2^k-48591851 is a prime.

It is a super-2 number, since 2×48591851² = 4722335967212402, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 48591799 and 48591808.

It is not an unprimeable number, because it can be changed into a prime (48591853) 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 15 ways as a sum of consecutive naturals, for example, 7295 + ... + 12263.

It is an arithmetic number, because the mean of its divisors is an integer number (3816960).

Almost surely, 2^48591851 is an apocalyptic number.

48591851 is a deficient number, since it is larger than the sum of its proper divisors (12479509).

48591851 is a wasteful number, since it uses less digits than its factorization.

48591851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5114.

The product of its digits is 57600, while the sum is 41.

The square root of 48591851 is about 6970.7855367957. The cubic root of 48591851 is about 364.9117219424.

The spelling of 48591851 in words is "forty-eight million, five hundred ninety-one thousand, eight hundred fifty-one".