6977447 has 8 divisors (see below), whose sum is σ = 7128576. Its totient is φ = 6827832.

The previous prime is 6977431. The next prime is 6977461. The reversal of 6977447 is 7447796.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6977447 - 2⁴ = 6977431 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6977398 and 6977407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6977407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14708 + ... + 15174.

It is an arithmetic number, because the mean of its divisors is an integer number (891072).

Almost surely, 2^6977447 is an apocalyptic number.

6977447 is a gapful number since it is divisible by the number (67) formed by its first and last digit.

6977447 is a deficient number, since it is larger than the sum of its proper divisors (151129).

6977447 is a wasteful number, since it uses less digits than its factorization.

6977447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 757.

The product of its digits is 296352, while the sum is 44.

The square root of 6977447 is about 2641.4857561607. The cubic root of 6977447 is about 191.0874575492.

The spelling of 6977447 in words is "six million, nine hundred seventy-seven thousand, four hundred forty-seven".