6474421 has 8 divisors (see below), whose sum is σ = 6844320. Its totient is φ = 6107472.

The previous prime is 6474409. The next prime is 6474439. The reversal of 6474421 is 1244746.

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

It is a cyclic number.

It is not a de Polignac number, because 6474421 - 2⁵ = 6474389 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6474421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6474401) 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, 4986 + ... + 6148.

It is an arithmetic number, because the mean of its divisors is an integer number (855540).

Almost surely, 2^6474421 is an apocalyptic number.

It is an amenable number.

6474421 is a deficient number, since it is larger than the sum of its proper divisors (369899).

6474421 is a wasteful number, since it uses less digits than its factorization.

6474421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1475.

The product of its digits is 5376, while the sum is 28.

The square root of 6474421 is about 2544.4883572145. The cubic root of 6474421 is about 186.3804311366.

The spelling of 6474421 in words is "six million, four hundred seventy-four thousand, four hundred twenty-one".