673437106 has 8 divisors (see below), whose sum is σ = 1012489884. Its totient is φ = 335940480.

The previous prime is 673437097. The next prime is 673437109. The reversal of 673437106 is 601734376.

It can be written as a sum of positive squares in 2 ways, for example, as 627753025 + 45684081 = 25055^2 + 6759^2 .

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

It is not an unprimeable number, because it can be changed into a prime (673437109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 387955 + ... + 389686.

Almost surely, 2^673437106 is an apocalyptic number.

673437106 is a deficient number, since it is larger than the sum of its proper divisors (339052778).

673437106 is a wasteful number, since it uses less digits than its factorization.

673437106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 778076.

The product of its (nonzero) digits is 63504, while the sum is 37.

The square root of 673437106 is about 25950.6667737074. Note that the first 3 decimals coincide. The cubic root of 673437106 is about 876.5277716279.

The spelling of 673437106 in words is "six hundred seventy-three million, four hundred thirty-seven thousand, one hundred six".