478986974 has 4 divisors (see below), whose sum is σ = 718480464. Its totient is φ = 239493486.

The previous prime is 478986947. The next prime is 478987007. The reversal of 478986974 is 479689874.

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, 119746742 + ... + 119746745.

It is an arithmetic number, because the mean of its divisors is an integer number (179620116).

Almost surely, 2^478986974 is an apocalyptic number.

478986974 is a deficient number, since it is larger than the sum of its proper divisors (239493490).

478986974 is a wasteful number, since it uses less digits than its factorization.

478986974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239493489.

The product of its digits is 24385536, while the sum is 62.

The square root of 478986974 is about 21885.7710396504. The cubic root of 478986974 is about 782.4223260215.

It can be divided in two parts, 47898 and 6974, that added together give a cube (54872 = 38³).

The spelling of 478986974 in words is "four hundred seventy-eight million, nine hundred eighty-six thousand, nine hundred seventy-four".