673132437 has 40 divisors (see below), whose sum is σ = 1062960800. Its totient is φ = 423333216.

The previous prime is 673132429. The next prime is 673132441. The reversal of 673132437 is 734231376.

It is not a de Polignac number, because 673132437 - 2³ = 673132429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673132417) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 425514 + ... + 427092.

It is an arithmetic number, because the mean of its divisors is an integer number (26574020).

Almost surely, 2^673132437 is an apocalyptic number.

It is an amenable number.

673132437 is a deficient number, since it is larger than the sum of its proper divisors (389828363).

673132437 is a wasteful number, since it uses less digits than its factorization.

673132437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1887 (or 1878 counting only the distinct ones).

The product of its digits is 63504, while the sum is 36.

The square root of 673132437 is about 25944.7959521751. The cubic root of 673132437 is about 876.3955686751.

The spelling of 673132437 in words is "six hundred seventy-three million, one hundred thirty-two thousand, four hundred thirty-seven".