42211672 has 16 divisors (see below), whose sum is σ = 81286560. Its totient is φ = 20535264.

The previous prime is 42211669. The next prime is 42211679. The reversal of 42211672 is 27611224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42211679) 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, 71008 + ... + 71599.

It is an arithmetic number, because the mean of its divisors is an integer number (5080410).

Almost surely, 2^42211672 is an apocalyptic number.

It is an amenable number.

42211672 is a deficient number, since it is larger than the sum of its proper divisors (39074888).

42211672 is a wasteful number, since it uses less digits than its factorization.

42211672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142650 (or 142646 counting only the distinct ones).

The product of its digits is 1344, while the sum is 25.

The square root of 42211672 is about 6497.0510233490. The cubic root of 42211672 is about 348.1856366329.

Adding to 42211672 its reverse (27611224), we get a palindrome (69822896).

The spelling of 42211672 in words is "forty-two million, two hundred eleven thousand, six hundred seventy-two".