6938429 has 2 divisors, whose sum is σ = 6938430. Its totient is φ = 6938428.

The previous prime is 6938423. The next prime is 6938441. The reversal of 6938429 is 9248396.

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., 3705625 + 3232804 = 1925^2 + 1798^2 .

It is a cyclic number.

It is not a de Polignac number, because 6938429 - 2¹⁶ = 6872893 is a prime.

It is a nialpdrome in base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6938423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3469214 + 3469215.

It is an arithmetic number, because the mean of its divisors is an integer number (3469215).

Almost surely, 2^6938429 is an apocalyptic number.

It is an amenable number.

6938429 is a deficient number, since it is larger than the sum of its proper divisors (1).

6938429 is an equidigital number, since it uses as much as digits as its factorization.

6938429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 41.

The square root of 6938429 is about 2634.0897858653. The cubic root of 6938429 is about 190.7306034590.

The spelling of 6938429 in words is "six million, nine hundred thirty-eight thousand, four hundred twenty-nine".