479421278 has 8 divisors (see below), whose sum is σ = 821865072. Its totient is φ = 205466256.

The previous prime is 479421277. The next prime is 479421287. The reversal of 479421278 is 872124974.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (479421277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17122175 + ... + 17122202.

It is an arithmetic number, because the mean of its divisors is an integer number (102733134).

Almost surely, 2^479421278 is an apocalyptic number.

479421278 is a deficient number, since it is larger than the sum of its proper divisors (342443794).

479421278 is a wasteful number, since it uses less digits than its factorization.

479421278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34244386.

The product of its digits is 225792, while the sum is 44.

The square root of 479421278 is about 21895.6908545951. The cubic root of 479421278 is about 782.6587322377.

The spelling of 479421278 in words is "four hundred seventy-nine million, four hundred twenty-one thousand, two hundred seventy-eight".