48487261 has 2 divisors, whose sum is σ = 48487262. Its totient is φ = 48487260.

The previous prime is 48487211. The next prime is 48487291. The reversal of 48487261 is 16278484.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45225625 + 3261636 = 6725^2 + 1806^2 .

It is a cyclic number.

It is not a de Polignac number, because 48487261 - 2¹³ = 48479069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48487211) 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, 24243630 + 24243631.

It is an arithmetic number, because the mean of its divisors is an integer number (24243631).

Almost surely, 2^48487261 is an apocalyptic number.

It is an amenable number.

48487261 is a deficient number, since it is larger than the sum of its proper divisors (1).

48487261 is an equidigital number, since it uses as much as digits as its factorization.

48487261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 86016, while the sum is 40.

The square root of 48487261 is about 6963.2794716283. The cubic root of 48487261 is about 364.6497196234.

The spelling of 48487261 in words is "forty-eight million, four hundred eighty-seven thousand, two hundred sixty-one".