1434399 has 8 divisors (see below), whose sum is σ = 1918080. Its totient is φ = 953496.

The previous prime is 1434397. The next prime is 1434421. The reversal of 1434399 is 9934341.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1434399 - 2¹ = 1434397 is a prime.

1434399 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1434397) 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, 1572 + ... + 2310.

It is an arithmetic number, because the mean of its divisors is an integer number (239760).

2^1434399 is an apocalyptic number.

1434399 is a deficient number, since it is larger than the sum of its proper divisors (483681).

1434399 is an equidigital number, since it uses as much as digits as its factorization.

1434399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1389.

The product of its digits is 11664, while the sum is 33.

The square root of 1434399 is about 1197.6639762471. The cubic root of 1434399 is about 112.7777237083. Note that the first 4 decimals are identical.

The spelling of 1434399 in words is "one million, four hundred thirty-four thousand, three hundred ninety-nine".