674565672 has 32 divisors (see below), whose sum is σ = 1839725280. Its totient is φ = 204413760.

The previous prime is 674565659. The next prime is 674565679. The reversal of 674565672 is 276565476.

It is a super-3 number, since 3×674565672³ (a number of 27 digits) contains 333 as substring.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (674565679) 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 7 ways as a sum of consecutive naturals, for example, 1277323 + ... + 1277850.

It is an arithmetic number, because the mean of its divisors is an integer number (57491415).

Almost surely, 2^674565672 is an apocalyptic number.

It is an amenable number.

674565672 is an abundant number, since it is smaller than the sum of its proper divisors (1165159608).

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

674565672 is a wasteful number, since it uses less digits than its factorization.

674565672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2555193 (or 2555189 counting only the distinct ones).

The product of its digits is 2116800, while the sum is 48.

The square root of 674565672 is about 25972.4021222528. The cubic root of 674565672 is about 877.0171354989.

The spelling of 674565672 in words is "six hundred seventy-four million, five hundred sixty-five thousand, six hundred seventy-two".