673040031 has 8 divisors (see below), whose sum is σ = 898442160. Its totient is φ = 448165632.

The previous prime is 673039987. The next prime is 673040041. The reversal of 673040031 is 130040376.

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

It is not a de Polignac number, because 673040031 - 2⁶ = 673039967 is a prime.

It is a super-2 number, since 2×673040031² = 905965766656961922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 673039983 and 673040010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673040041) 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, 128946 + ... + 134063.

It is an arithmetic number, because the mean of its divisors is an integer number (112305270).

Almost surely, 2^673040031 is an apocalyptic number.

673040031 is a deficient number, since it is larger than the sum of its proper divisors (225402129).

673040031 is a wasteful number, since it uses less digits than its factorization.

673040031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263865.

The product of its (nonzero) digits is 1512, while the sum is 24.

The square root of 673040031 is about 25943.0150714985. The cubic root of 673040031 is about 876.3554636821.

The spelling of 673040031 in words is "six hundred seventy-three million, forty thousand, thirty-one".