3406978 has 8 divisors (see below), whose sum is σ = 5286780. Its totient is φ = 1644720.

The previous prime is 3406973. The next prime is 3406979. The reversal of 3406978 is 8796043.

It can be written as a sum of positive squares in 2 ways, for example, as 3359889 + 47089 = 1833^2 + 217^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (3406973) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29313 + ... + 29428.

Almost surely, 2^3406978 is an apocalyptic number.

3406978 is a deficient number, since it is larger than the sum of its proper divisors (1879802).

3406978 is a wasteful number, since it uses less digits than its factorization.

3406978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58772.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 3406978 is about 1845.8000975187. The cubic root of 3406978 is about 150.4722597261.

The spelling of 3406978 in words is "three million, four hundred six thousand, nine hundred seventy-eight".