494138229 has 8 divisors (see below), whose sum is σ = 709531872. Its totient is φ = 304085040.

The previous prime is 494138209. The next prime is 494138237. The reversal of 494138229 is 922831494.

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

It is not a de Polignac number, because 494138229 - 2⁷ = 494138101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494138209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6335067 + ... + 6335144.

It is an arithmetic number, because the mean of its divisors is an integer number (88691484).

Almost surely, 2^494138229 is an apocalyptic number.

It is an amenable number.

494138229 is a deficient number, since it is larger than the sum of its proper divisors (215393643).

494138229 is a wasteful number, since it uses less digits than its factorization.

494138229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12670227.

The product of its digits is 124416, while the sum is 42.

The square root of 494138229 is about 22229.2201617601. The cubic root of 494138229 is about 790.5866651183.

The spelling of 494138229 in words is "four hundred ninety-four million, one hundred thirty-eight thousand, two hundred twenty-nine".