672773847 has 8 divisors (see below), whose sum is σ = 907839744. Its totient is φ = 443111928.

The previous prime is 672773837. The next prime is 672773903. The reversal of 672773847 is 748377276.

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

It is not a de Polignac number, because 672773847 - 2¹⁰ = 672772823 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 672773847.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672773807) 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, 1350703 + ... + 1351200.

It is an arithmetic number, because the mean of its divisors is an integer number (113479968).

Almost surely, 2^672773847 is an apocalyptic number.

672773847 is a deficient number, since it is larger than the sum of its proper divisors (235065897).

672773847 is a wasteful number, since it uses less digits than its factorization.

672773847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2701989.

The product of its digits is 2765952, while the sum is 51.

The square root of 672773847 is about 25937.8843971516. The cubic root of 672773847 is about 876.2399170324.

The spelling of 672773847 in words is "six hundred seventy-two million, seven hundred seventy-three thousand, eight hundred forty-seven".