6677798 has 4 divisors (see below), whose sum is σ = 10016700. Its totient is φ = 3338898.

The previous prime is 6677789. The next prime is 6677809. The reversal of 6677798 is 8977766.

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

It is a super-2 number, since 2×6677798² = 89185972257608, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1669448 + ... + 1669451.

It is an arithmetic number, because the mean of its divisors is an integer number (2504175).

Almost surely, 2^6677798 is an apocalyptic number.

6677798 is a deficient number, since it is larger than the sum of its proper divisors (3338902).

6677798 is a wasteful number, since it uses less digits than its factorization.

6677798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3338901.

The product of its digits is 889056, while the sum is 50.

The square root of 6677798 is about 2584.1435718628. The cubic root of 6677798 is about 188.3118973871.

Subtracting 6677798 from its reverse (8977766), we obtain a cube (2299968 = 132³).

The spelling of 6677798 in words is "six million, six hundred seventy-seven thousand, seven hundred ninety-eight".