427506733 has 2 divisors, whose sum is σ = 427506734. Its totient is φ = 427506732.

The previous prime is 427506697. The next prime is 427506757. The reversal of 427506733 is 337605724.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 302133924 + 125372809 = 17382^2 + 11197^2 .

It is a cyclic number.

It is not a de Polignac number, because 427506733 - 2²⁵ = 393952301 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 427506692 and 427506701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (427501733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213753366 + 213753367.

It is an arithmetic number, because the mean of its divisors is an integer number (213753367).

Almost surely, 2^427506733 is an apocalyptic number.

It is an amenable number.

427506733 is a deficient number, since it is larger than the sum of its proper divisors (1).

427506733 is an equidigital number, since it uses as much as digits as its factorization.

427506733 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 105840, while the sum is 37.

The square root of 427506733 is about 20676.2359485473. The cubic root of 427506733 is about 753.3225821205.

The spelling of 427506733 in words is "four hundred twenty-seven million, five hundred six thousand, seven hundred thirty-three".