34445478 has 16 divisors (see below), whose sum is σ = 68949936. Its totient is φ = 11472000.

The previous prime is 34445443. The next prime is 34445479. The reversal of 34445478 is 87454443.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34445479) 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, 9978 + ... + 12978.

It is an arithmetic number, because the mean of its divisors is an integer number (4309371).

Almost surely, 2^34445478 is an apocalyptic number.

34445478 is an abundant number, since it is smaller than the sum of its proper divisors (34504458).

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

34445478 is a wasteful number, since it uses less digits than its factorization.

34445478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4919.

The product of its digits is 215040, while the sum is 39.

The square root of 34445478 is about 5869.0270062422. The cubic root of 34445478 is about 325.3699235567.

The spelling of 34445478 in words is "thirty-four million, four hundred forty-five thousand, four hundred seventy-eight".