6625774 has 4 divisors (see below), whose sum is σ = 9938664. Its totient is φ = 3312886.

The previous prime is 6625769. The next prime is 6625777. The reversal of 6625774 is 4775266.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6625777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1656442 + ... + 1656445.

It is an arithmetic number, because the mean of its divisors is an integer number (2484666).

Almost surely, 2^6625774 is an apocalyptic number.

6625774 is a deficient number, since it is larger than the sum of its proper divisors (3312890).

6625774 is a wasteful number, since it uses less digits than its factorization.

6625774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3312889.

The product of its digits is 70560, while the sum is 37.

The square root of 6625774 is about 2574.0578859070. The cubic root of 6625774 is about 187.8216015525.

The spelling of 6625774 in words is "six million, six hundred twenty-five thousand, seven hundred seventy-four".