6117621 has 8 divisors (see below), whose sum is σ = 8181600. Its totient is φ = 4066032.

The previous prime is 6117613. The next prime is 6117641. The reversal of 6117621 is 1267116.

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

It is not a de Polignac number, because 6117621 - 2³ = 6117613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6117591 and 6117600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6117641) 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, 1875 + ... + 3968.

It is an arithmetic number, because the mean of its divisors is an integer number (1022700).

Almost surely, 2^6117621 is an apocalyptic number.

It is an amenable number.

6117621 is a deficient number, since it is larger than the sum of its proper divisors (2063979).

6117621 is a wasteful number, since it uses less digits than its factorization.

6117621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6195.

The product of its digits is 504, while the sum is 24.

The square root of 6117621 is about 2473.3825017575. The cubic root of 6117621 is about 182.8917810997.

The spelling of 6117621 in words is "six million, one hundred seventeen thousand, six hundred twenty-one".