978134422 has 16 divisors (see below), whose sum is σ = 1476906480. Its totient is φ = 485839872.

The previous prime is 978134393. The next prime is 978134431. The reversal of 978134422 is 224431879.

978134422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 366529 + ... + 369187.

It is an arithmetic number, because the mean of its divisors is an integer number (92306655).

Almost surely, 2^978134422 is an apocalyptic number.

978134422 is a deficient number, since it is larger than the sum of its proper divisors (498772058).

978134422 is a wasteful number, since it uses less digits than its factorization.

978134422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3807.

The product of its digits is 96768, while the sum is 40.

The square root of 978134422 is about 31275.1406391722. The cubic root of 978134422 is about 992.6576965194.

The spelling of 978134422 in words is "nine hundred seventy-eight million, one hundred thirty-four thousand, four hundred twenty-two".