34780078 has 8 divisors (see below), whose sum is σ = 53853120. Its totient is φ = 16829040.

The previous prime is 34780069. The next prime is 34780099. The reversal of 34780078 is 87008743.

34780078 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 280423 + ... + 280546.

It is an arithmetic number, because the mean of its divisors is an integer number (6731640).

Almost surely, 2^34780078 is an apocalyptic number.

34780078 is a deficient number, since it is larger than the sum of its proper divisors (19073042).

34780078 is a wasteful number, since it uses less digits than its factorization.

34780078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561002.

The product of its (nonzero) digits is 37632, while the sum is 37.

The square root of 34780078 is about 5897.4636921307. The cubic root of 34780078 is about 326.4200677200.

The spelling of 34780078 in words is "thirty-four million, seven hundred eighty thousand, seventy-eight".