427501716 has 12 divisors (see below), whose sum is σ = 997504032. Its totient is φ = 142500568.

The previous prime is 427501699. The next prime is 427501717. The reversal of 427501716 is 617105724.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427501717) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17812560 + ... + 17812583.

It is an arithmetic number, because the mean of its divisors is an integer number (83125336).

Almost surely, 2^427501716 is an apocalyptic number.

It is an amenable number.

427501716 is an abundant number, since it is smaller than the sum of its proper divisors (570002316).

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

427501716 is a wasteful number, since it uses less digits than its factorization.

427501716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35625150 (or 35625148 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 33.

The square root of 427501716 is about 20676.1146253352. The cubic root of 427501716 is about 753.3196352397.

The spelling of 427501716 in words is "four hundred twenty-seven million, five hundred one thousand, seven hundred sixteen".