34478984 has 8 divisors (see below), whose sum is σ = 64648110. Its totient is φ = 17239488.

The previous prime is 34478971. The next prime is 34478993. The reversal of 34478984 is 48987443.

It can be written as a sum of positive squares in only one way, i.e., 19096900 + 15382084 = 4370^2 + 3922^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2154929 + ... + 2154944.

Almost surely, 2^34478984 is an apocalyptic number.

It is an amenable number.

34478984 is a deficient number, since it is larger than the sum of its proper divisors (30169126).

34478984 is a wasteful number, since it uses less digits than its factorization.

34478984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4309879 (or 4309875 counting only the distinct ones).

The product of its digits is 774144, while the sum is 47.

The square root of 34478984 is about 5871.8807889806. The cubic root of 34478984 is about 325.4753879250.

The spelling of 34478984 in words is "thirty-four million, four hundred seventy-eight thousand, nine hundred eighty-four".