427047800 has 96 divisors (see below), whose sum is σ = 1071025200. Its totient is φ = 157824000.

The previous prime is 427047779. The next prime is 427047827. The reversal of 427047800 is 8740724.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 154430 + ... + 157170.

Almost surely, 2^427047800 is an apocalyptic number.

427047800 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 427047800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (535512600).

427047800 is an abundant number, since it is smaller than the sum of its proper divisors (643977400).

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

427047800 is a wasteful number, since it uses less digits than its factorization.

427047800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2817 (or 2808 counting only the distinct ones).

The product of its (nonzero) digits is 12544, while the sum is 32.

The square root of 427047800 is about 20665.1348894702. The cubic root of 427047800 is about 753.0529190152.

The spelling of 427047800 in words is "four hundred twenty-seven million, forty-seven thousand, eight hundred".