427825539 has 6 divisors (see below), whose sum is σ = 617970236. Its totient is φ = 285217020.

The previous prime is 427825511. The next prime is 427825543. The reversal of 427825539 is 935528724.

427825539 is a `hidden beast` number, since 42 + 78 + 2 + 5 + 539 = 666.

It is not a de Polignac number, because 427825539 - 2¹⁷ = 427694467 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 427825494 and 427825503.

It is not an unprimeable number, because it can be changed into a prime (427825589) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23768077 + ... + 23768094.

Almost surely, 2^427825539 is an apocalyptic number.

427825539 is a deficient number, since it is larger than the sum of its proper divisors (190144697).

427825539 is a wasteful number, since it uses less digits than its factorization.

427825539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47536177 (or 47536174 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 427825539 is about 20683.9439904482. The cubic root of 427825539 is about 753.5097948323.

The spelling of 427825539 in words is "four hundred twenty-seven million, eight hundred twenty-five thousand, five hundred thirty-nine".