674671547 has 16 divisors (see below), whose sum is σ = 744225504. Its totient is φ = 606528000.

The previous prime is 674671541. The next prime is 674671633. The reversal of 674671547 is 745176476.

It is a cyclic number.

It is not a de Polignac number, because 674671547 - 2¹² = 674667451 is a prime.

It is not an unprimeable number, because it can be changed into a prime (674671541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 415397 + ... + 417017.

It is an arithmetic number, because the mean of its divisors is an integer number (46514094).

Almost surely, 2^674671547 is an apocalyptic number.

674671547 is a deficient number, since it is larger than the sum of its proper divisors (69553957).

674671547 is a wasteful number, since it uses less digits than its factorization.

674671547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2030.

The product of its digits is 987840, while the sum is 47.

The square root of 674671547 is about 25974.4402634590. The cubic root of 674671547 is about 877.0630165429.

The spelling of 674671547 in words is "six hundred seventy-four million, six hundred seventy-one thousand, five hundred forty-seven".