470978 has 4 divisors (see below), whose sum is σ = 706470. Its totient is φ = 235488.

The previous prime is 470959. The next prime is 470993. The reversal of 470978 is 879074.

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., 466489 + 4489 = 683^2 + 67^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117743 + ... + 117746.

2⁴⁷⁰⁹⁷⁸ is an apocalyptic number.

470978 is a deficient number, since it is larger than the sum of its proper divisors (235492).

470978 is a wasteful number, since it uses less digits than its factorization.

470978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235491.

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 470978 is about 686.2783691768. The cubic root of 470978 is about 77.8036921962.

The spelling of 470978 in words is "four hundred seventy thousand, nine hundred seventy-eight".