5861421 has 12 divisors (see below), whose sum is σ = 8550048. Its totient is φ = 3869064.

The previous prime is 5861411. The next prime is 5861437. The reversal of 5861421 is 1241685.

It is not a de Polignac number, because 5861421 - 2¹⁷ = 5730349 is a prime.

It is a super-2 number, since 2×5861421² = 68712512278482, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5861411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2235 + ... + 4088.

It is an arithmetic number, because the mean of its divisors is an integer number (712504).

Almost surely, 2^5861421 is an apocalyptic number.

It is an amenable number.

5861421 is a deficient number, since it is larger than the sum of its proper divisors (2688627).

5861421 is a wasteful number, since it uses less digits than its factorization.

5861421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6432 (or 6429 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 5861421 is about 2421.0371744358. The cubic root of 5861421 is about 180.3021776162.

The spelling of 5861421 in words is "five million, eight hundred sixty-one thousand, four hundred twenty-one".