49621 has 8 divisors (see below), whose sum is σ = 58464. Its totient is φ = 41520.

The previous prime is 49613. The next prime is 49627. The reversal of 49621 is 12694.

49621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 49621 - 2³ = 49613 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 49592 and 49601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31 + ... + 316.

It is an arithmetic number, because the mean of its divisors is an integer number (7308).

2⁴⁹⁶²¹ is an apocalyptic number.

It is an amenable number.

49621 is a deficient number, since it is larger than the sum of its proper divisors (8843).

49621 is a wasteful number, since it uses less digits than its factorization.

49621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371.

The product of its digits is 432, while the sum is 22.

The square root of 49621 is about 222.7577159157. The cubic root of 49621 is about 36.7469956049.

The spelling of 49621 in words is "forty-nine thousand, six hundred twenty-one".