373440005 has 4 divisors (see below), whose sum is σ = 448128012. Its totient is φ = 298752000.

The previous prime is 373439933. The next prime is 373440061. The reversal of 373440005 is 500044373.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 154902916 + 218537089 = 12446^2 + 14783^2 .

It is not a de Polignac number, because 373440005 - 2²⁰ = 372391429 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37343996 + ... + 37344005.

It is an arithmetic number, because the mean of its divisors is an integer number (112032003).

Almost surely, 2^373440005 is an apocalyptic number.

It is an amenable number.

373440005 is a deficient number, since it is larger than the sum of its proper divisors (74688007).

373440005 is an equidigital number, since it uses as much as digits as its factorization.

373440005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74688006.

The product of its (nonzero) digits is 5040, while the sum is 26.

The square root of 373440005 is about 19324.5958560587. The cubic root of 373440005 is about 720.1234388412.

Adding to 373440005 its reverse (500044373), we get a palindrome (873484378).

The spelling of 373440005 in words is "three hundred seventy-three million, four hundred forty thousand, five".