674751678 has 16 divisors (see below), whose sum is σ = 1382418576. Its totient is φ = 219431360.

The previous prime is 674751677. The next prime is 674751761. The reversal of 674751678 is 876157476.

It is a self number, because there is not a number n which added to its sum of digits gives 674751678.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674751677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1371201 + ... + 1371692.

It is an arithmetic number, because the mean of its divisors is an integer number (86401161).

Almost surely, 2^674751678 is an apocalyptic number.

674751678 is an abundant number, since it is smaller than the sum of its proper divisors (707666898).

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

674751678 is a wasteful number, since it uses less digits than its factorization.

674751678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2742939.

The product of its digits is 1975680, while the sum is 51.

The square root of 674751678 is about 25975.9827148079. The cubic root of 674751678 is about 877.0977382059.

The spelling of 674751678 in words is "six hundred seventy-four million, seven hundred fifty-one thousand, six hundred seventy-eight".