421112 has 8 divisors (see below), whose sum is σ = 789600. Its totient is φ = 210552.

The previous prime is 421103. The next prime is 421121. The reversal of 421112 is 211124.

It is an interprime number because it is at equal distance from previous prime (421103) and next prime (421121).

It is a tau number, because it is divible by the number of its divisors (8).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 421093 and 421102.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 421112.

It is an unprimeable number.

421112 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 as a sum of consecutive naturals, namely, 26312 + ... + 26327.

It is an arithmetic number, because the mean of its divisors is an integer number (98700).

2⁴²¹¹¹² is an apocalyptic number.

It is an amenable number.

421112 is a deficient number, since it is larger than the sum of its proper divisors (368488).

421112 is a wasteful number, since it uses less digits than its factorization.

421112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52645 (or 52641 counting only the distinct ones).

The product of its digits is 16, while the sum is 11.

The square root of 421112 is about 648.9314293514. The cubic root of 421112 is about 74.9547578994.

Adding to 421112 its reverse (211124), we get a palindrome (632236).

It can be divided in two parts, 4 and 21112, that multiplied together give a palindrome (84448).

The spelling of 421112 in words is "four hundred twenty-one thousand, one hundred twelve", and thus it is an iban number.