1429849 has 2 divisors, whose sum is σ = 1429850. Its totient is φ = 1429848.

The previous prime is 1429843. The next prime is 1429859. The reversal of 1429849 is 9489241.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1243225 + 186624 = 1115^2 + 432^2 .

It is an emirp because it is prime and its reverse (9489241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1429849 - 2⁵ = 1429817 is a prime.

It is not a weakly prime, because it can be changed into another prime (1429843) 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 as a sum of consecutive naturals, namely, 714924 + 714925.

It is an arithmetic number, because the mean of its divisors is an integer number (714925).

2^1429849 is an apocalyptic number.

It is an amenable number.

1429849 is a deficient number, since it is larger than the sum of its proper divisors (1).

1429849 is an equidigital number, since it uses as much as digits as its factorization.

1429849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 37.

The square root of 1429849 is about 1195.7629363716. The cubic root of 1429849 is about 112.6583514904.

It can be divided in two parts, 1429 and 849, that added together give a triangular number (2278 = T₆₇).

The spelling of 1429849 in words is "one million, four hundred twenty-nine thousand, eight hundred forty-nine".