427705235 has 24 divisors (see below), whose sum is σ = 531125088. Its totient is φ = 330624000.

The previous prime is 427705231. The next prime is 427705241. The reversal of 427705235 is 532507724.

It is not a de Polignac number, because 427705235 - 2² = 427705231 is a prime.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 427705195 and 427705204.

It is not an unprimeable number, because it can be changed into a prime (427705231) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1268987 + ... + 1269323.

It is an arithmetic number, because the mean of its divisors is an integer number (22130212).

Almost surely, 2^427705235 is an apocalyptic number.

427705235 is a deficient number, since it is larger than the sum of its proper divisors (103419853).

427705235 is a wasteful number, since it uses less digits than its factorization.

427705235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575 (or 534 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 35.

The square root of 427705235 is about 20681.0356365439. The cubic root of 427705235 is about 753.4391595442.

The spelling of 427705235 in words is "four hundred twenty-seven million, seven hundred five thousand, two hundred thirty-five".