6973378 has 4 divisors (see below), whose sum is σ = 10460070. Its totient is φ = 3486688.

The previous prime is 6973333. The next prime is 6973381. The reversal of 6973378 is 8733796.

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

It can be written as a sum of positive squares in only one way, i.e., 3829849 + 3143529 = 1957^2 + 1773^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1743343 + ... + 1743346.

Almost surely, 2^6973378 is an apocalyptic number.

6973378 is a deficient number, since it is larger than the sum of its proper divisors (3486692).

6973378 is a wasteful number, since it uses less digits than its factorization.

6973378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3486691.

The product of its digits is 190512, while the sum is 43.

The square root of 6973378 is about 2640.7154333627. The cubic root of 6973378 is about 191.0503051802.

The spelling of 6973378 in words is "six million, nine hundred seventy-three thousand, three hundred seventy-eight".