493422136 has 8 divisors (see below), whose sum is σ = 925166520. Its totient is φ = 246711064.

The previous prime is 493422131. The next prime is 493422173. The reversal of 493422136 is 631224394.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (493422131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30838876 + ... + 30838891.

It is an arithmetic number, because the mean of its divisors is an integer number (115645815).

Almost surely, 2^493422136 is an apocalyptic number.

It is an amenable number.

493422136 is a deficient number, since it is larger than the sum of its proper divisors (431744384).

493422136 is a wasteful number, since it uses less digits than its factorization.

493422136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61677773 (or 61677769 counting only the distinct ones).

The product of its digits is 31104, while the sum is 34.

The square root of 493422136 is about 22213.1073017712. The cubic root of 493422136 is about 790.2045808893.

The spelling of 493422136 in words is "four hundred ninety-three million, four hundred twenty-two thousand, one hundred thirty-six".