6994227 has 4 divisors (see below), whose sum is σ = 9325640. Its totient is φ = 4662816.

The previous prime is 6994219. The next prime is 6994237. The reversal of 6994227 is 7224996.

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

It is not a de Polignac number, because 6994227 - 2³ = 6994219 is a prime.

It is a super-2 number, since 2×6994227² = 97838422655058, which contains 22 as substring.

It is a d-powerful number, because it can be written as 6⁸ + 9³ + 9⁷ + 4⁶ + 2⁷ + 2¹⁹ + 7⁴ .

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6994237) 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 in 3 ways as a sum of consecutive naturals, for example, 1165702 + ... + 1165707.

It is an arithmetic number, because the mean of its divisors is an integer number (2331410).

Almost surely, 2^6994227 is an apocalyptic number.

6994227 is a deficient number, since it is larger than the sum of its proper divisors (2331413).

6994227 is a wasteful number, since it uses less digits than its factorization.

6994227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2331412.

The product of its digits is 54432, while the sum is 39.

The square root of 6994227 is about 2644.6600915808. The cubic root of 6994227 is about 191.2405164250.

The spelling of 6994227 in words is "six million, nine hundred ninety-four thousand, two hundred twenty-seven".