427828858 has 4 divisors (see below), whose sum is σ = 641743290. Its totient is φ = 213914428.

The previous prime is 427828823. The next prime is 427828897. The reversal of 427828858 is 858828724.

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., 295049329 + 132779529 = 17177^2 + 11523^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106957213 + ... + 106957216.

Almost surely, 2^427828858 is an apocalyptic number.

427828858 is a deficient number, since it is larger than the sum of its proper divisors (213914432).

427828858 is a wasteful number, since it uses less digits than its factorization.

427828858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213914431.

The product of its digits is 2293760, while the sum is 52.

The square root of 427828858 is about 20684.0242216064. The cubic root of 427828858 is about 753.5117433622.

The spelling of 427828858 in words is "four hundred twenty-seven million, eight hundred twenty-eight thousand, eight hundred fifty-eight".