7042829 has 2 divisors, whose sum is σ = 7042830. Its totient is φ = 7042828.

The previous prime is 7042823. The next prime is 7042843. The reversal of 7042829 is 9282407.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6620329 + 422500 = 2573^2 + 650^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7042829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7042795 and 7042804.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7042823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3521414 + 3521415.

It is an arithmetic number, because the mean of its divisors is an integer number (3521415).

Almost surely, 2^7042829 is an apocalyptic number.

It is an amenable number.

7042829 is a deficient number, since it is larger than the sum of its proper divisors (1).

7042829 is an equidigital number, since it uses as much as digits as its factorization.

7042829 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 7042829 is about 2653.8328884841. The cubic root of 7042829 is about 191.6824630543.

The spelling of 7042829 in words is "seven million, forty-two thousand, eight hundred twenty-nine".