672441338 has 8 divisors (see below), whose sum is σ = 1010851380. Its totient is φ = 335490880.

The previous prime is 672441337. The next prime is 672441359. The reversal of 672441338 is 833144276.

It can be written as a sum of positive squares in 2 ways, for example, as 572501329 + 99940009 = 23927^2 + 9997^2 .

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 (672441337) 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, 363743 + ... + 365586.

Almost surely, 2^672441338 is an apocalyptic number.

672441338 is a deficient number, since it is larger than the sum of its proper divisors (338410042).

672441338 is a wasteful number, since it uses less digits than its factorization.

672441338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 729792.

The product of its digits is 96768, while the sum is 38.

The square root of 672441338 is about 25931.4738879224. The cubic root of 672441338 is about 876.0955368305.

The spelling of 672441338 in words is "six hundred seventy-two million, four hundred forty-one thousand, three hundred thirty-eight".