1420912 has 10 divisors (see below), whose sum is σ = 2753048. Its totient is φ = 710448.

The previous prime is 1420901. The next prime is 1420919. The reversal of 1420912 is 2190241.

It is a self number, because there is not a number n which added to its sum of digits gives 1420912.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420919) 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 as a sum of consecutive naturals, namely, 44388 + ... + 44419.

2^1420912 is an apocalyptic number.

It is an amenable number.

1420912 is a deficient number, since it is larger than the sum of its proper divisors (1332136).

1420912 is an equidigital number, since it uses as much as digits as its factorization.

1420912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88815 (or 88809 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1420912 is about 1192.0201340581. The cubic root of 1420912 is about 112.4231442148.

It can be divided in two parts, 1420 and 912, that added together give a palindrome (2332).

The spelling of 1420912 in words is "one million, four hundred twenty thousand, nine hundred twelve".