6225408 has 120 divisors (see below), whose sum is σ = 20640048. Its totient is φ = 1769472.

The previous prime is 6225391. The next prime is 6225409. The reversal of 6225408 is 8045226.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6225409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32160 + ... + 32352.

Almost surely, 2^6225408 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6225408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10320024).

6225408 is an abundant number, since it is smaller than the sum of its proper divisors (14414640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6225408 is a wasteful number, since it uses less digits than its factorization.

6225408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224 (or 205 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 6225408 is about 2495.0767523265. The cubic root of 6225408 is about 183.9596634958.

The spelling of 6225408 in words is "six million, two hundred twenty-five thousand, four hundred eight".