6624374 has 4 divisors (see below), whose sum is σ = 9936564. Its totient is φ = 3312186.

The previous prime is 6624353. The next prime is 6624377. The reversal of 6624374 is 4734266.

It is a semiprime because it is the product of two primes.

It is a d-powerful number, because it can be written as 6⁶ + 6⁷ + 2⁹ + 4 + 3¹² + 7⁸ + 4⁵ .

It is a self number, because there is not a number n which added to its sum of digits gives 6624374.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6624377) 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 as a sum of consecutive naturals, namely, 1656092 + ... + 1656095.

It is an arithmetic number, because the mean of its divisors is an integer number (2484141).

Almost surely, 2^6624374 is an apocalyptic number.

6624374 is a deficient number, since it is larger than the sum of its proper divisors (3312190).

6624374 is a wasteful number, since it uses less digits than its factorization.

6624374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3312189.

The product of its digits is 24192, while the sum is 32.

The square root of 6624374 is about 2573.7859273840. The cubic root of 6624374 is about 187.8083719653.

The spelling of 6624374 in words is "six million, six hundred twenty-four thousand, three hundred seventy-four".