34778094 has 64 divisors (see below), whose sum is σ = 81500160. Its totient is φ = 9797760.

The previous prime is 34778087. The next prime is 34778111. The reversal of 34778094 is 49087743.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45564 + ... + 46320.

It is an arithmetic number, because the mean of its divisors is an integer number (1273440).

Almost surely, 2^34778094 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34778094, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40750080).

34778094 is an abundant number, since it is smaller than the sum of its proper divisors (46722066).

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

34778094 is a wasteful number, since it uses less digits than its factorization.

34778094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 825.

The product of its (nonzero) digits is 169344, while the sum is 42.

The square root of 34778094 is about 5897.2954818289. The cubic root of 34778094 is about 326.4138608169.

It can be divided in two parts, 34 and 778094, that added together give a triangular number (778128 = T₁₂₄₇).

The spelling of 34778094 in words is "thirty-four million, seven hundred seventy-eight thousand, ninety-four".