673487147 has 8 divisors (see below), whose sum is σ = 713348496. Its totient is φ = 633652992.

The previous prime is 673487137. The next prime is 673487179. The reversal of 673487147 is 741784376.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 673487147 - 2⁴ = 673487131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (673487137) 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, 67463 + ... + 76799.

It is an arithmetic number, because the mean of its divisors is an integer number (89168562).

Almost surely, 2^673487147 is an apocalyptic number.

673487147 is a deficient number, since it is larger than the sum of its proper divisors (39861349).

673487147 is a wasteful number, since it uses less digits than its factorization.

673487147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13597.

The product of its digits is 790272, while the sum is 47.

The square root of 673487147 is about 25951.6309121411. The cubic root of 673487147 is about 876.5494817671.

The spelling of 673487147 in words is "six hundred seventy-three million, four hundred eighty-seven thousand, one hundred forty-seven".