6959978 has 16 divisors (see below), whose sum is σ = 10747080. Its totient is φ = 3379200.

The previous prime is 6959969. The next prime is 6959983. The reversal of 6959978 is 8799596.

It can be written as a sum of positive squares in 4 ways, for example, as 4566769 + 2393209 = 2137^2 + 1547^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10538 + ... + 11178.

Almost surely, 2^6959978 is an apocalyptic number.

6959978 is a deficient number, since it is larger than the sum of its proper divisors (3787102).

6959978 is a wasteful number, since it uses less digits than its factorization.

6959978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793.

The product of its digits is 1224720, while the sum is 53.

The square root of 6959978 is about 2638.1770221120. The cubic root of 6959978 is about 190.9278530176.

The spelling of 6959978 in words is "six million, nine hundred fifty-nine thousand, nine hundred seventy-eight".