48393581 has 2 divisors, whose sum is σ = 48393582. Its totient is φ = 48393580.

The previous prime is 48393563. The next prime is 48393599. The reversal of 48393581 is 18539384.

It is a balanced prime because it is at equal distance from previous prime (48393563) and next prime (48393599).

It can be written as a sum of positive squares in only one way, i.e., 27772900 + 20620681 = 5270^2 + 4541^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48393581 is a prime.

It is a super-2 number, since 2×48393581² = 4683877364007122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48393281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24196790 + 24196791.

It is an arithmetic number, because the mean of its divisors is an integer number (24196791).

Almost surely, 2^48393581 is an apocalyptic number.

It is an amenable number.

48393581 is a deficient number, since it is larger than the sum of its proper divisors (1).

48393581 is an equidigital number, since it uses as much as digits as its factorization.

48393581 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 41.

The square root of 48393581 is about 6956.5495038848. The cubic root of 48393581 is about 364.4147272524.

The spelling of 48393581 in words is "forty-eight million, three hundred ninety-three thousand, five hundred eighty-one".