6767998 has 4 divisors (see below), whose sum is σ = 10152000. Its totient is φ = 3383998.

The previous prime is 6767983. The next prime is 6768001. The reversal of 6767998 is 8997676.

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

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, 1691998 + ... + 1692001.

It is an arithmetic number, because the mean of its divisors is an integer number (2538000).

Almost surely, 2^6767998 is an apocalyptic number.

6767998 is a deficient number, since it is larger than the sum of its proper divisors (3384002).

6767998 is a wasteful number, since it uses less digits than its factorization.

6767998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3384001.

The product of its digits is 1143072, while the sum is 52.

The square root of 6767998 is about 2601.5376222534. The cubic root of 6767998 is about 189.1559792220.

The spelling of 6767998 in words is "six million, seven hundred sixty-seven thousand, nine hundred ninety-eight".