427736 has 16 divisors (see below), whose sum is σ = 810240. Its totient is φ = 211680.

The previous prime is 427733. The next prime is 427751. The reversal of 427736 is 637724.

427736 = T₃₂₃ + T₃₂₄ + ... + T₃₃₀.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 427699 and 427708.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 427736.

It is not an unprimeable number, because it can be changed into a prime (427733) 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, 806 + ... + 1226.

It is an arithmetic number, because the mean of its divisors is an integer number (50640).

2⁴²⁷⁷³⁶ is an apocalyptic number.

It is an amenable number.

427736 is a deficient number, since it is larger than the sum of its proper divisors (382504).

427736 is a wasteful number, since it uses less digits than its factorization.

427736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554 (or 550 counting only the distinct ones).

The product of its digits is 7056, while the sum is 29.

The square root of 427736 is about 654.0152903411. The cubic root of 427736 is about 75.3457224166.

The spelling of 427736 in words is "four hundred twenty-seven thousand, seven hundred thirty-six".