6474624 has 64 divisors (see below), whose sum is σ = 18535440. Its totient is φ = 1990656.

The previous prime is 6474623. The next prime is 6474631. The reversal of 6474624 is 4264746.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6474623) 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, 4344 + ... + 5640.

Almost surely, 2^6474624 is an apocalyptic number.

6474624 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6474624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9267720).

6474624 is an abundant number, since it is smaller than the sum of its proper divisors (12060816).

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

6474624 is a wasteful number, since it uses less digits than its factorization.

6474624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1327 (or 1315 counting only the distinct ones).

The product of its digits is 32256, while the sum is 33.

The square root of 6474624 is about 2544.5282470431. The cubic root of 6474624 is about 186.3823790498.

The spelling of 6474624 in words is "six million, four hundred seventy-four thousand, six hundred twenty-four".