1434321 has 16 divisors (see below), whose sum is σ = 2428800. Its totient is φ = 819504.

The previous prime is 1434289. The next prime is 1434337. The reversal of 1434321 is 1234341.

1434321 = 91² + 92² + ... + 171².

It is not a de Polignac number, because 1434321 - 2⁵ = 1434289 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 1434294 and 1434303.

It is not an unprimeable number, because it can be changed into a prime (1434421) 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 in 15 ways as a sum of consecutive naturals, for example, 3606 + ... + 3983.

It is an arithmetic number, because the mean of its divisors is an integer number (151800).

2^1434321 is an apocalyptic number.

It is an amenable number.

1434321 is a deficient number, since it is larger than the sum of its proper divisors (994479).

1434321 is an equidigital number, since it uses as much as digits as its factorization.

1434321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7605 (or 7599 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 1434321 is about 1197.6314124137. The cubic root of 1434321 is about 112.7756794556.

Adding to 1434321 its reverse (1234341), we get a palindrome (2668662).

The spelling of 1434321 in words is "one million, four hundred thirty-four thousand, three hundred twenty-one".