672111242 has 32 divisors (see below), whose sum is σ = 1128466944. Its totient is φ = 297586800.

The previous prime is 672111241. The next prime is 672111277. The reversal of 672111242 is 242111276.

It is not an unprimeable number, because it can be changed into a prime (672111241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 463763 + ... + 465209.

It is an arithmetic number, because the mean of its divisors is an integer number (35264592).

Almost surely, 2^672111242 is an apocalyptic number.

672111242 is a deficient number, since it is larger than the sum of its proper divisors (456355702).

672111242 is a wasteful number, since it uses less digits than its factorization.

672111242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1994.

The product of its digits is 1344, while the sum is 26.

The square root of 672111242 is about 25925.1083314998. The cubic root of 672111242 is about 875.9521573018.

The spelling of 672111242 in words is "six hundred seventy-two million, one hundred eleven thousand, two hundred forty-two".