6628794 has 16 divisors (see below), whose sum is σ = 13566432. Its totient is φ = 2158128.

The previous prime is 6628781. The next prime is 6628813. The reversal of 6628794 is 4978266.

It is a super-3 number, since 3×6628794³ (a number of 21 digits) contains 333 as substring.

It is a d-powerful number, because it can be written as 6⁴ + 6⁸ + 2¹⁷ + 8⁵ + 7² + 9⁷ + 4⁵ .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12589 + ... + 13104.

It is an arithmetic number, because the mean of its divisors is an integer number (847902).

Almost surely, 2^6628794 is an apocalyptic number.

6628794 is an abundant number, since it is smaller than the sum of its proper divisors (6937638).

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

6628794 is a wasteful number, since it uses less digits than its factorization.

6628794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25741.

The product of its digits is 145152, while the sum is 42.

The square root of 6628794 is about 2574.6444414715. The cubic root of 6628794 is about 187.8501333174.

The spelling of 6628794 in words is "six million, six hundred twenty-eight thousand, seven hundred ninety-four".