6394429094 has 4 divisors (see below), whose sum is σ = 9591643644. Its totient is φ = 3197214546.

The previous prime is 6394429091. The next prime is 6394429099. The reversal of 6394429094 is 4909244936.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6394429091) 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 as a sum of consecutive naturals, namely, 1598607272 + ... + 1598607275.

It is an arithmetic number, because the mean of its divisors is an integer number (2397910911).

Almost surely, 2^6394429094 is an apocalyptic number.

6394429094 is a deficient number, since it is larger than the sum of its proper divisors (3197214550).

6394429094 is a wasteful number, since it uses less digits than its factorization.

6394429094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3197214549.

The product of its (nonzero) digits is 1679616, while the sum is 50.

The square root of 6394429094 is about 79965.1742572978. The cubic root of 6394429094 is about 1856.0966717492.

The spelling of 6394429094 in words is "six billion, three hundred ninety-four million, four hundred twenty-nine thousand, ninety-four".