1434819 has 4 divisors (see below), whose sum is σ = 1913096. Its totient is φ = 956544.

The previous prime is 1434803. The next prime is 1434827. The reversal of 1434819 is 9184341.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1434819 - 2⁴ = 1434803 is a prime.

It is a super-2 number, since 2×1434819² = 4117411125522, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1434019) 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 3 ways as a sum of consecutive naturals, for example, 239134 + ... + 239139.

It is an arithmetic number, because the mean of its divisors is an integer number (478274).

2^1434819 is an apocalyptic number.

1434819 is a deficient number, since it is larger than the sum of its proper divisors (478277).

1434819 is an equidigital number, since it uses as much as digits as its factorization.

1434819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478276.

The product of its digits is 3456, while the sum is 30.

The square root of 1434819 is about 1197.8393047483. The cubic root of 1434819 is about 112.7887299489.

The spelling of 1434819 in words is "one million, four hundred thirty-four thousand, eight hundred nineteen".