427285500 has 48 divisors (see below), whose sum is σ = 1244259744. Its totient is φ = 113942400.

The previous prime is 427285499. The next prime is 427285549. The reversal of 427285500 is 5582724.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140929 + ... + 143928.

It is an arithmetic number, because the mean of its divisors is an integer number (25922078).

Almost surely, 2^427285500 is an apocalyptic number.

It is an amenable number.

427285500 is an abundant number, since it is smaller than the sum of its proper divisors (816974244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

427285500 is a wasteful number, since it uses less digits than its factorization.

427285500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284879 (or 284867 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 33.

The square root of 427285500 is about 20670.8853221143. The cubic root of 427285500 is about 753.1926125716.

The spelling of 427285500 in words is "four hundred twenty-seven million, two hundred eighty-five thousand, five hundred".