674109078 has 16 divisors (see below), whose sum is σ = 1357268400. Its totient is φ = 223194656.

The previous prime is 674109077. The next prime is 674109091. The reversal of 674109078 is 870901476.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674109077) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 376125 + ... + 377912.

It is an arithmetic number, because the mean of its divisors is an integer number (84829275).

Almost surely, 2^674109078 is an apocalyptic number.

674109078 is an abundant number, since it is smaller than the sum of its proper divisors (683159322).

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

674109078 is a wasteful number, since it uses less digits than its factorization.

674109078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754191.

The product of its (nonzero) digits is 84672, while the sum is 42.

The square root of 674109078 is about 25963.6106502928. The cubic root of 674109078 is about 876.8192149892.

The spelling of 674109078 in words is "six hundred seventy-four million, one hundred nine thousand, seventy-eight".