470135194 has 4 divisors (see below), whose sum is σ = 705202794. Its totient is φ = 235067596.

The previous prime is 470135191. The next prime is 470135261. The reversal of 470135194 is 491531074.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 491531074 = 2 ⋅245765537.

It can be written as a sum of positive squares in only one way, i.e., 452115169 + 18020025 = 21263^2 + 4245^2 .

It is not an unprimeable number, because it can be changed into a prime (470135191) 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, 117533797 + ... + 117533800.

Almost surely, 2^470135194 is an apocalyptic number.

470135194 is a deficient number, since it is larger than the sum of its proper divisors (235067600).

470135194 is a wasteful number, since it uses less digits than its factorization.

470135194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235067599.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 470135194 is about 21682.6011815926. The cubic root of 470135194 is about 777.5725508613.

The spelling of 470135194 in words is "four hundred seventy million, one hundred thirty-five thousand, one hundred ninety-four".