427667013 has 8 divisors (see below), whose sum is σ = 633580800. Its totient is φ = 285111324.

The previous prime is 427667003. The next prime is 427667033. The reversal of 427667013 is 310766724.

It is not a de Polignac number, because 427667013 - 2¹⁰ = 427665989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427667003) 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 in 7 ways as a sum of consecutive naturals, for example, 7919733 + ... + 7919786.

It is an arithmetic number, because the mean of its divisors is an integer number (79197600).

Almost surely, 2^427667013 is an apocalyptic number.

It is an amenable number.

427667013 is a deficient number, since it is larger than the sum of its proper divisors (205913787).

427667013 is a wasteful number, since it uses less digits than its factorization.

427667013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15839528 (or 15839522 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 427667013 is about 20680.1115325812. Note that the first 3 decimals coincide. The cubic root of 427667013 is about 753.4167151074.

It can be divided in two parts, 4276 and 67013, that added together give a square (71289 = 267²).

The spelling of 427667013 in words is "four hundred twenty-seven million, six hundred sixty-seven thousand, thirteen".