1424369 has 2 divisors, whose sum is σ = 1424370. Its totient is φ = 1424368.

The previous prime is 1424359. The next prime is 1424399. The reversal of 1424369 is 9634241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1210000 + 214369 = 1100^2 + 463^2 .

It is an emirp because it is prime and its reverse (9634241) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1424369 is a prime.

It is a super-2 number, since 2×1424369² = 4057654096322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1424359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 712184 + 712185.

It is an arithmetic number, because the mean of its divisors is an integer number (712185).

2^1424369 is an apocalyptic number.

It is an amenable number.

1424369 is a deficient number, since it is larger than the sum of its proper divisors (1).

1424369 is an equidigital number, since it uses as much as digits as its factorization.

1424369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 29.

The square root of 1424369 is about 1193.4693125506. The cubic root of 1424369 is about 112.5142434641.

The spelling of 1424369 in words is "one million, four hundred twenty-four thousand, three hundred sixty-nine".