674813536 has 48 divisors (see below), whose sum is σ = 1354177440. Its totient is φ = 330946560.

The previous prime is 674813507. The next prime is 674813539. The reversal of 674813536 is 635318476.

It is a junction number, because it is equal to n+sod(n) for n = 674813492 and 674813501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674813539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 519640 + ... + 520936.

It is an arithmetic number, because the mean of its divisors is an integer number (28212030).

Almost surely, 2^674813536 is an apocalyptic number.

It is an amenable number.

674813536 is an abundant number, since it is smaller than the sum of its proper divisors (679363904).

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

674813536 is a wasteful number, since it uses less digits than its factorization.

674813536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1607 (or 1599 counting only the distinct ones).

The product of its digits is 362880, while the sum is 43.

The square root of 674813536 is about 25977.1733643212. The cubic root of 674813536 is about 877.1245400926.

It can be divided in two parts, 67481 and 3536, that added together give a palindrome (71017).

The spelling of 674813536 in words is "six hundred seventy-four million, eight hundred thirteen thousand, five hundred thirty-six".