34344778 has 16 divisors (see below), whose sum is σ = 55722240. Its totient is φ = 15782256.

The previous prime is 34344767. The next prime is 34344809. The reversal of 34344778 is 87744343.

It is a self number, because there is not a number n which added to its sum of digits gives 34344778.

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, 3451 + ... + 8977.

It is an arithmetic number, because the mean of its divisors is an integer number (3482640).

Almost surely, 2^34344778 is an apocalyptic number.

34344778 is a deficient number, since it is larger than the sum of its proper divisors (21377462).

34344778 is a wasteful number, since it uses less digits than its factorization.

34344778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5781.

The product of its digits is 225792, while the sum is 40.

The square root of 34344778 is about 5860.4417922201. The cubic root of 34344778 is about 325.0525453503.

The spelling of 34344778 in words is "thirty-four million, three hundred forty-four thousand, seven hundred seventy-eight".