1424840629 has 4 divisors (see below), whose sum is σ = 1433076876. Its totient is φ = 1416604384.

The previous prime is 1424840621. The next prime is 1424840653. The reversal of 1424840629 is 9260484241.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1370110225 + 54730404 = 37015^2 + 7398^2 .

It is a cyclic number.

It is not a de Polignac number, because 1424840629 - 2³ = 1424840621 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1424840591 and 1424840600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1424840621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4117864 + ... + 4118209.

It is an arithmetic number, because the mean of its divisors is an integer number (358269219).

Almost surely, 2^1424840629 is an apocalyptic number.

It is an amenable number.

1424840629 is a deficient number, since it is larger than the sum of its proper divisors (8236247).

1424840629 is an equidigital number, since it uses as much as digits as its factorization.

1424840629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8236246.

The product of its (nonzero) digits is 110592, while the sum is 40.

The square root of 1424840629 is about 37747.0611968667. The cubic root of 1424840629 is about 1125.2666045347.

The spelling of 1424840629 in words is "one billion, four hundred twenty-four million, eight hundred forty thousand, six hundred twenty-nine".