673585437 has 16 divisors (see below), whose sum is σ = 1036012032. Its totient is φ = 381307440.

The previous prime is 673585403. The next prime is 673585457. The reversal of 673585437 is 734585376.

It is not a de Polignac number, because 673585437 - 2⁷ = 673585309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673585457) 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, 147639 + ... + 152132.

It is an arithmetic number, because the mean of its divisors is an integer number (64750752).

Almost surely, 2^673585437 is an apocalyptic number.

It is an amenable number.

673585437 is a deficient number, since it is larger than the sum of its proper divisors (362426595).

673585437 is a wasteful number, since it uses less digits than its factorization.

673585437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299888.

The product of its digits is 2116800, while the sum is 48.

The square root of 673585437 is about 25953.5245583331. The cubic root of 673585437 is about 876.5921214611.

The spelling of 673585437 in words is "six hundred seventy-three million, five hundred eighty-five thousand, four hundred thirty-seven".