8429057 has 8 divisors (see below), whose sum is σ = 10374336. Its totient is φ = 6669072.

The previous prime is 8429051. The next prime is 8429089. The reversal of 8429057 is 7509248.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8429057 - 2¹⁴ = 8412673 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8429051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46223 + ... + 46404.

It is an arithmetic number, because the mean of its divisors is an integer number (1296792).

Almost surely, 2^8429057 is an apocalyptic number.

It is an amenable number.

8429057 is a deficient number, since it is larger than the sum of its proper divisors (1945279).

8429057 is a wasteful number, since it uses less digits than its factorization.

8429057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92647.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 8429057 is about 2903.2838304237. The cubic root of 8429057 is about 203.5133939070.

The spelling of 8429057 in words is "eight million, four hundred twenty-nine thousand, fifty-seven".