34401078 has 32 divisors (see below), whose sum is σ = 76641120. Its totient is φ = 11437920.

The previous prime is 34401053. The next prime is 34401089. The reversal of 34401078 is 87010443.

34401078 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×34401078³ (a number of 24 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 15 ways as a sum of consecutive naturals, for example, 36088 + ... + 37028.

It is an arithmetic number, because the mean of its divisors is an integer number (2395035).

Almost surely, 2^34401078 is an apocalyptic number.

34401078 is an abundant number, since it is smaller than the sum of its proper divisors (42240042).

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

34401078 is a wasteful number, since it uses less digits than its factorization.

34401078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1629 (or 1623 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 34401078 is about 5865.2432174634. The cubic root of 34401078 is about 325.2300635324.

The spelling of 34401078 in words is "thirty-four million, four hundred one thousand, seventy-eight".