474142178 has 4 divisors (see below), whose sum is σ = 711213270. Its totient is φ = 237071088.

The previous prime is 474142147. The next prime is 474142243. The reversal of 474142178 is 871241474.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 871241474 = 2 ⋅435620737.

It can be written as a sum of positive squares in only one way, i.e., 473802289 + 339889 = 21767^2 + 583^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 118535543 + ... + 118535546.

Almost surely, 2^474142178 is an apocalyptic number.

474142178 is a deficient number, since it is larger than the sum of its proper divisors (237071092).

474142178 is a wasteful number, since it uses less digits than its factorization.

474142178 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237071091.

The product of its digits is 50176, while the sum is 38.

The square root of 474142178 is about 21774.8060381717. The cubic root of 474142178 is about 779.7753999395.

The spelling of 474142178 in words is "four hundred seventy-four million, one hundred forty-two thousand, one hundred seventy-eight".