674943048 has 96 divisors (see below), whose sum is σ = 2021892600. Its totient is φ = 202051584.

The previous prime is 674943043. The next prime is 674943089. The reversal of 674943048 is 840349476.

It can be written as a sum of positive squares in 4 ways, for example, as 403286724 + 271656324 = 20082^2 + 16482^2 .

It is a junction number, because it is equal to n+sod(n) for n = 674942994 and 674943012.

It is not an unprimeable number, because it can be changed into a prime (674943043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24888 + ... + 44376.

Almost surely, 2^674943048 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 674943048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1010946300).

674943048 is an abundant number, since it is smaller than the sum of its proper divisors (1346949552).

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

674943048 is a wasteful number, since it uses less digits than its factorization.

674943048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19551 (or 19544 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The square root of 674943048 is about 25979.6660486620. Note that the first 3 decimals coincide. The cubic root of 674943048 is about 877.1806498576.

The spelling of 674943048 in words is "six hundred seventy-four million, nine hundred forty-three thousand, forty-eight".