672340424 has 16 divisors (see below), whose sum is σ = 1440729600. Its totient is φ = 288145872.

The previous prime is 672340423. The next prime is 672340451. The reversal of 672340424 is 424043276.

It is not an unprimeable number, because it can be changed into a prime (672340423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6002984 + ... + 6003095.

It is an arithmetic number, because the mean of its divisors is an integer number (90045600).

Almost surely, 2^672340424 is an apocalyptic number.

It is an amenable number.

672340424 is an abundant number, since it is smaller than the sum of its proper divisors (768389176).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

672340424 is a wasteful number, since it uses less digits than its factorization.

672340424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12006092 (or 12006088 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 32.

The square root of 672340424 is about 25929.5280327275. The cubic root of 672340424 is about 876.0517091026.

The spelling of 672340424 in words is "six hundred seventy-two million, three hundred forty thousand, four hundred twenty-four".