1674545556 has 24 divisors (see below), whose sum is σ = 4012876000. Its totient is φ = 543095712.

The previous prime is 1674545549. The next prime is 1674545557. The reversal of 1674545556 is 6555454761.

1674545556 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1674545557) 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, 1885306 + ... + 1886193.

Almost surely, 2^1674545556 is an apocalyptic number.

It is an amenable number.

1674545556 is an abundant number, since it is smaller than the sum of its proper divisors (2338330444).

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

1674545556 is a wasteful number, since it uses less digits than its factorization.

1674545556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3771543 (or 3771541 counting only the distinct ones).

The product of its digits is 2520000, while the sum is 48.

The square root of 1674545556 is about 40921.2115656416. The cubic root of 1674545556 is about 1187.4964564400.

The spelling of 1674545556 in words is "one billion, six hundred seventy-four million, five hundred forty-five thousand, five hundred fifty-six".