3473978 has 4 divisors (see below), whose sum is σ = 5210970. Its totient is φ = 1736988.

The previous prime is 3473957. The next prime is 3473983. The reversal of 3473978 is 8793743.

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., 1868689 + 1605289 = 1367^2 + 1267^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 868493 + ... + 868496.

Almost surely, 2^3473978 is an apocalyptic number.

3473978 is a deficient number, since it is larger than the sum of its proper divisors (1736992).

3473978 is a wasteful number, since it uses less digits than its factorization.

3473978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1736991.

The product of its digits is 127008, while the sum is 41.

The square root of 3473978 is about 1863.8610463229. The cubic root of 3473978 is about 151.4522354481.

The spelling of 3473978 in words is "three million, four hundred seventy-three thousand, nine hundred seventy-eight".