34478456 has 32 divisors (see below), whose sum is σ = 65961840. Its totient is φ = 16892928.

The previous prime is 34478429. The next prime is 34478459. The reversal of 34478456 is 65487443.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34478459) 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 7 ways as a sum of consecutive naturals, for example, 121691 + ... + 121973.

Almost surely, 2^34478456 is an apocalyptic number.

It is an amenable number.

34478456 is a deficient number, since it is larger than the sum of its proper divisors (31483384).

34478456 is a wasteful number, since it uses less digits than its factorization.

34478456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543 (or 539 counting only the distinct ones).

The product of its digits is 322560, while the sum is 41.

The square root of 34478456 is about 5871.8358287677. The cubic root of 34478456 is about 325.4737265083.

The spelling of 34478456 in words is "thirty-four million, four hundred seventy-eight thousand, four hundred fifty-six".