8429797 has 2 divisors, whose sum is σ = 8429798. Its totient is φ = 8429796.

The previous prime is 8429789. The next prime is 8429831. The reversal of 8429797 is 7979248.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5022081 + 3407716 = 2241^2 + 1846^2 .

It is a cyclic number.

It is not a de Polignac number, because 8429797 - 2³ = 8429789 is a prime.

It is a super-2 number, since 2×8429797² = 142122954922418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8429717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4214898 + 4214899.

It is an arithmetic number, because the mean of its divisors is an integer number (4214899).

Almost surely, 2^8429797 is an apocalyptic number.

It is an amenable number.

8429797 is a deficient number, since it is larger than the sum of its proper divisors (1).

8429797 is an equidigital number, since it uses as much as digits as its factorization.

8429797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 254016, while the sum is 46.

The square root of 8429797 is about 2903.4112695242. The cubic root of 8429797 is about 203.5193493183.

The spelling of 8429797 in words is "eight million, four hundred twenty-nine thousand, seven hundred ninety-seven".