34478874 has 24 divisors (see below), whose sum is σ = 75033972. Its totient is φ = 11442240.

The previous prime is 34478869. The next prime is 34478879. The reversal of 34478874 is 47887443.

It is an interprime number because it is at equal distance from previous prime (34478869) and next prime (34478879).

It can be written as a sum of positive squares in 2 ways, for example, as 34047225 + 431649 = 5835^2 + 657^2 .

It is not an unprimeable number, because it can be changed into a prime (34478879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84 + ... + 8304.

Almost surely, 2^34478874 is an apocalyptic number.

34478874 is an abundant number, since it is smaller than the sum of its proper divisors (40555098).

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

34478874 is a wasteful number, since it uses less digits than its factorization.

34478874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8462 (or 8459 counting only the distinct ones).

The product of its digits is 602112, while the sum is 45.

The square root of 34478874 is about 5871.8714222980. The cubic root of 34478874 is about 325.4750417979.

It can be divided in two parts, 3447 and 8874, that added together give a palindrome (12321).

The spelling of 34478874 in words is "thirty-four million, four hundred seventy-eight thousand, eight hundred seventy-four".