6394732238 has 8 divisors (see below), whose sum is σ = 9592589160. Its totient is φ = 3197202520.

The previous prime is 6394732231. The next prime is 6394732243. The reversal of 6394732238 is 8322374936.

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

It is a junction number, because it is equal to n+sod(n) for n = 6394732192 and 6394732201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6394732231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25073 + ... + 115836.

It is an arithmetic number, because the mean of its divisors is an integer number (1199073645).

Almost surely, 2^6394732238 is an apocalyptic number.

6394732238 is a deficient number, since it is larger than the sum of its proper divisors (3197856922).

6394732238 is a wasteful number, since it uses less digits than its factorization.

6394732238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163602.

The product of its digits is 1306368, while the sum is 47.

The square root of 6394732238 is about 79967.0697099750. The cubic root of 6394732238 is about 1856.1260022633.

The spelling of 6394732238 in words is "six billion, three hundred ninety-four million, seven hundred thirty-two thousand, two hundred thirty-eight".