6121418 has 8 divisors (see below), whose sum is σ = 9198948. Its totient is φ = 3055104.

The previous prime is 6121417. The next prime is 6121429. The reversal of 6121418 is 8141216.

It can be written as a sum of positive squares in 2 ways, for example, as 5004169 + 1117249 = 2237^2 + 1057^2 .

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

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 = 6121393 and 6121402.

It is not an unprimeable number, because it can be changed into a prime (6121417) 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, 1271 + ... + 3722.

Almost surely, 2^6121418 is an apocalyptic number.

6121418 is a deficient number, since it is larger than the sum of its proper divisors (3077530).

6121418 is a wasteful number, since it uses less digits than its factorization.

6121418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5608.

The product of its digits is 384, while the sum is 23.

The square root of 6121418 is about 2474.1499550351. The cubic root of 6121418 is about 182.9296115173.

The spelling of 6121418 in words is "six million, one hundred twenty-one thousand, four hundred eighteen".