673541869 has 16 divisors (see below), whose sum is σ = 904337280. Its totient is φ = 484464960.

The previous prime is 673541851. The next prime is 673541879. The reversal of 673541869 is 968145376.

It is not a de Polignac number, because 673541869 - 2⁷ = 673541741 is a prime.

It is a super-2 number, since 2×673541869² = 907317298592026322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673541879) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 335434 + ... + 337435.

It is an arithmetic number, because the mean of its divisors is an integer number (56521080).

Almost surely, 2^673541869 is an apocalyptic number.

It is an amenable number.

673541869 is a deficient number, since it is larger than the sum of its proper divisors (230795411).

673541869 is a wasteful number, since it uses less digits than its factorization.

673541869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672900.

The product of its digits is 1088640, while the sum is 49.

The square root of 673541869 is about 25952.6851982603. The cubic root of 673541869 is about 876.5732215132.

The spelling of 673541869 in words is "six hundred seventy-three million, five hundred forty-one thousand, eight hundred sixty-nine".