1423330 has 16 divisors (see below), whose sum is σ = 2575800. Its totient is φ = 566272.

The previous prime is 1423327. The next prime is 1423333. The reversal of 1423330 is 333241.

It is an interprime number because it is at equal distance from previous prime (1423327) and next prime (1423333).

It can be written as a sum of positive squares in 4 ways, for example, as 859329 + 564001 = 927^2 + 751^2 .

It is not an unprimeable number, because it can be changed into a prime (1423333) 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 7 ways as a sum of consecutive naturals, for example, 2946 + ... + 3394.

2^1423330 is an apocalyptic number.

1423330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1423330 is a deficient number, since it is larger than the sum of its proper divisors (1152470).

1423330 is a wasteful number, since it uses less digits than its factorization.

1423330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 1423330 is about 1193.0339475472. The cubic root of 1423330 is about 112.4868791282.

Adding to 1423330 its reverse (333241), we get a palindrome (1756571).

The spelling of 1423330 in words is "one million, four hundred twenty-three thousand, three hundred thirty".