427709700 has 144 divisors (see below), whose sum is σ = 1500112320. Its totient is φ = 103680000.

The previous prime is 427709699. The next prime is 427709747. The reversal of 427709700 is 7907724.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22500 + ... + 36900.

Almost surely, 2^427709700 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 427709700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (750056160).

427709700 is an abundant number, since it is smaller than the sum of its proper divisors (1072402620).

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

427709700 is a wasteful number, since it uses less digits than its factorization.

427709700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14435 (or 14422 counting only the distinct ones).

The product of its (nonzero) digits is 24696, while the sum is 36.

The square root of 427709700 is about 20681.1435854017. The cubic root of 427709700 is about 753.4417813609.

The spelling of 427709700 in words is "four hundred twenty-seven million, seven hundred nine thousand, seven hundred".