3479778 has 24 divisors (see below), whose sum is σ = 7621068. Its totient is φ = 1147392.

The previous prime is 3479771. The next prime is 3479783. The reversal of 3479778 is 8779743.

It can be written as a sum of positive squares in 2 ways, for example, as 3448449 + 31329 = 1857^2 + 177^2 .

It is not an unprimeable number, because it can be changed into a prime (3479771) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 750 + ... + 2742.

Almost surely, 2^3479778 is an apocalyptic number.

3479778 is an abundant number, since it is smaller than the sum of its proper divisors (4141290).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3479778 is a wasteful number, since it uses less digits than its factorization.

3479778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2098 (or 2095 counting only the distinct ones).

The product of its digits is 296352, while the sum is 45.

The square root of 3479778 is about 1865.4163074231. The cubic root of 3479778 is about 151.5364745691.

The spelling of 3479778 in words is "three million, four hundred seventy-nine thousand, seven hundred seventy-eight".