3294477978 has 16 divisors (see below), whose sum is σ = 7187952096. Its totient is φ = 998326640.

The previous prime is 3294477959. The next prime is 3294477983. The reversal of 3294477978 is 8797744923.

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, 24958101 + ... + 24958232.

It is an arithmetic number, because the mean of its divisors is an integer number (449247006).

Almost surely, 2^3294477978 is an apocalyptic number.

3294477978 is an abundant number, since it is smaller than the sum of its proper divisors (3893474118).

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

3294477978 is a wasteful number, since it uses less digits than its factorization.

3294477978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49916349.

The product of its digits is 21337344, while the sum is 60.

The square root of 3294477978 is about 57397.5433097968. The cubic root of 3294477978 is about 1487.9746633664.

The spelling of 3294477978 in words is "three billion, two hundred ninety-four million, four hundred seventy-seven thousand, nine hundred seventy-eight".