478091014 has 4 divisors (see below), whose sum is σ = 717136524. Its totient is φ = 239045506.

The previous prime is 478090999. The next prime is 478091057. The reversal of 478091014 is 410190874.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119522752 + ... + 119522755.

It is an arithmetic number, because the mean of its divisors is an integer number (179284131).

Almost surely, 2^478091014 is an apocalyptic number.

478091014 is a deficient number, since it is larger than the sum of its proper divisors (239045510).

478091014 is a wasteful number, since it uses less digits than its factorization.

478091014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239045509.

The product of its (nonzero) digits is 8064, while the sum is 34.

The square root of 478091014 is about 21865.2924517373. The cubic root of 478091014 is about 781.9341731121.

The spelling of 478091014 in words is "four hundred seventy-eight million, ninety-one thousand, fourteen".