6121216 has 18 divisors (see below), whose sum is σ = 12219032. Its totient is φ = 3060480.

The previous prime is 6121201. The next prime is 6121223.

6121216 is nontrivially palindromic in base 10.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 6121193 and 6121202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11700 + ... + 12211.

Almost surely, 2^6121216 is an apocalyptic number.

It is an amenable number.

6121216 is a deficient number, since it is larger than the sum of its proper divisors (6097816).

6121216 is an equidigital number, since it uses as much as digits as its factorization.

6121216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23927 (or 23913 counting only the distinct ones).

The product of its digits is 144, while the sum is 19.

The square root of 6121216 is about 2474.1091325970. The cubic root of 6121216 is about 182.9275993371.

The spelling of 6121216 in words is "six million, one hundred twenty-one thousand, two hundred sixteen".