473492138 has 8 divisors (see below), whose sum is σ = 811700832. Its totient is φ = 202925196.

The previous prime is 473492137. The next prime is 473492161. The reversal of 473492138 is 831294374.

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

It is a super-2 number, since 2×473492138² = 448389609495622088, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 473492095 and 473492104.

It is not an unprimeable number, because it can be changed into a prime (473492137) 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, 16910420 + ... + 16910447.

It is an arithmetic number, because the mean of its divisors is an integer number (101462604).

Almost surely, 2^473492138 is an apocalyptic number.

473492138 is a deficient number, since it is larger than the sum of its proper divisors (338208694).

473492138 is a wasteful number, since it uses less digits than its factorization.

473492138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33820876.

The product of its digits is 145152, while the sum is 41.

The square root of 473492138 is about 21759.8744941234. The cubic root of 473492138 is about 779.4188845000.

The spelling of 473492138 in words is "four hundred seventy-three million, four hundred ninety-two thousand, one hundred thirty-eight".