477074138 has 4 divisors (see below), whose sum is σ = 715611210. Its totient is φ = 238537068.

The previous prime is 477074137. The next prime is 477074161. The reversal of 477074138 is 831470774.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 398521369 + 78552769 = 19963^2 + 8863^2 .

It is a junction number, because it is equal to n+sod(n) for n = 477074095 and 477074104.

It is not an unprimeable number, because it can be changed into a prime (477074137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119268533 + ... + 119268536.

Almost surely, 2^477074138 is an apocalyptic number.

477074138 is a deficient number, since it is larger than the sum of its proper divisors (238537072).

477074138 is a wasteful number, since it uses less digits than its factorization.

477074138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238537071.

The product of its (nonzero) digits is 131712, while the sum is 41.

The square root of 477074138 is about 21842.0268748118. The cubic root of 477074138 is about 781.3794011321.

The spelling of 477074138 in words is "four hundred seventy-seven million, seventy-four thousand, one hundred thirty-eight".