674146000 has 80 divisors (see below), whose sum is σ = 1778332608. Its totient is φ = 245136000.

The previous prime is 674145991. The next prime is 674146009. The reversal of 674146000 is 641476.

It is an interprime number because it is at equal distance from previous prime (674145991) and next prime (674146009).

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 674146000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674146009) 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 15 ways as a sum of consecutive naturals, for example, 6679 + ... + 37321.

Almost surely, 2^674146000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 674146000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (889166304).

674146000 is an abundant number, since it is smaller than the sum of its proper divisors (1104186608).

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

674146000 is a wasteful number, since it uses less digits than its factorization.

674146000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30677 (or 30661 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 674146000 is about 25964.3216741744. The cubic root of 674146000 is about 876.8352229465.

Adding to 674146000 its reverse (641476), we get a palindrome (674787476).

The spelling of 674146000 in words is "six hundred seventy-four million, one hundred forty-six thousand".