48261487 has 4 divisors (see below), whose sum is σ = 51100416. Its totient is φ = 45422560.

The previous prime is 48261467. The next prime is 48261511. The reversal of 48261487 is 78416284.

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 48261487 - 2⁷ = 48261359 is a prime.

It is a super-2 number, since 2×48261487² = 4658342254902338, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48261427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1419439 + ... + 1419472.

It is an arithmetic number, because the mean of its divisors is an integer number (12775104).

Almost surely, 2^48261487 is an apocalyptic number.

48261487 is a deficient number, since it is larger than the sum of its proper divisors (2838929).

48261487 is a wasteful number, since it uses less digits than its factorization.

48261487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2838928.

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

The square root of 48261487 is about 6947.0487978709. The cubic root of 48261487 is about 364.0828591106.

The spelling of 48261487 in words is "forty-eight million, two hundred sixty-one thousand, four hundred eighty-seven".