6011421 has 16 divisors (see below), whose sum is σ = 9140544. Its totient is φ = 3481344.

The previous prime is 6011417. The next prime is 6011449. The reversal of 6011421 is 1241106.

It is not a de Polignac number, because 6011421 - 2² = 6011417 is a prime.

It is a super-2 number, since 2×6011421² = 72274364878482, which contains 22 as substring.

6011421 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 6011421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6011471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3871 + ... + 5196.

It is an arithmetic number, because the mean of its divisors is an integer number (571284).

Almost surely, 2^6011421 is an apocalyptic number.

It is an amenable number.

6011421 is a deficient number, since it is larger than the sum of its proper divisors (3129123).

6011421 is a wasteful number, since it uses less digits than its factorization.

6011421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9100.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 6011421 is about 2451.8199362922. The cubic root of 6011421 is about 181.8272825066.

Adding to 6011421 its reverse (1241106), we get a palindrome (7252527).

The spelling of 6011421 in words is "six million, eleven thousand, four hundred twenty-one".