48621 has 8 divisors (see below), whose sum is σ = 68320. Its totient is φ = 30672.

The previous prime is 48619. The next prime is 48623. The reversal of 48621 is 12684.

48621 is nontrivially palindromic in base 13.

It is an interprime number because it is at equal distance from previous prime (48619) and next prime (48623).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 48621 - 2¹ = 48619 is a prime.

It is the 221-st Hogben number.

It is a Duffinian number.

48621 is an undulating number in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48623) by changing a digit.

It is a nontrivial repunit in base 220.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 370 + ... + 483.

It is an arithmetic number, because the mean of its divisors is an integer number (8540).

2⁴⁸⁶²¹ is an apocalyptic number.

It is an amenable number.

48621 is a deficient number, since it is larger than the sum of its proper divisors (19699).

48621 is a wasteful number, since it uses less digits than its factorization.

48621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875.

The product of its digits is 384, while the sum is 21.

The square root of 48621 is about 220.5017006737. The cubic root of 48621 is about 36.4984674405.

Subtracting from 48621 its reverse (12684), we obtain a cube (35937 = 33³).

The spelling of 48621 in words is "forty-eight thousand, six hundred twenty-one".