427779004 has 6 divisors (see below), whose sum is σ = 748613264. Its totient is φ = 213889500.

The previous prime is 427778947. The next prime is 427779083. The reversal of 427779004 is 400977724.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53472372 + ... + 53472379.

Almost surely, 2^427779004 is an apocalyptic number.

It is an amenable number.

427779004 is a deficient number, since it is larger than the sum of its proper divisors (320834260).

427779004 is a wasteful number, since it uses less digits than its factorization.

427779004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106944755 (or 106944753 counting only the distinct ones).

The product of its (nonzero) digits is 98784, while the sum is 40.

The square root of 427779004 is about 20682.8190535043. The cubic root of 427779004 is about 753.4824738440.

The spelling of 427779004 in words is "four hundred twenty-seven million, seven hundred seventy-nine thousand, four".