6974427 has 4 divisors (see below), whose sum is σ = 9299240. Its totient is φ = 4649616.

The previous prime is 6974423. The next prime is 6974431. The reversal of 6974427 is 7244796.

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

It is an interprime number because it is at equal distance from previous prime (6974423) and next prime (6974431).

It is not a de Polignac number, because 6974427 - 2² = 6974423 is a prime.

It is a d-powerful number, because it can be written as 6⁴ + 9⁵ + 7⁴ + 4⁸ + 4¹⁰ + 2¹⁵ + 7⁸ .

It is a D-number.

It is a Duffinian number.

6974427 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6974423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1162402 + ... + 1162407.

It is an arithmetic number, because the mean of its divisors is an integer number (2324810).

Almost surely, 2^6974427 is an apocalyptic number.

6974427 is a deficient number, since it is larger than the sum of its proper divisors (2324813).

6974427 is a wasteful number, since it uses less digits than its factorization.

6974427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2324812.

The product of its digits is 84672, while the sum is 39.

The square root of 6974427 is about 2640.9140463105. The cubic root of 6974427 is about 191.0598845510.

The spelling of 6974427 in words is "six million, nine hundred seventy-four thousand, four hundred twenty-seven".