427662285 has 32 divisors (see below), whose sum is σ = 729025920. Its totient is φ = 213331968.

The previous prime is 427662281. The next prime is 427662293. The reversal of 427662285 is 582266724.

It is not a de Polignac number, because 427662285 - 2² = 427662281 is a prime.

It is a super-2 number, since 2×427662285² = 365790060022842450, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427662281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36421 + ... + 46709.

It is an arithmetic number, because the mean of its divisors is an integer number (22782060).

Almost surely, 2^427662285 is an apocalyptic number.

It is an amenable number.

427662285 is a deficient number, since it is larger than the sum of its proper divisors (301363635).

427662285 is a wasteful number, since it uses less digits than its factorization.

427662285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10477.

The product of its digits is 322560, while the sum is 42.

The square root of 427662285 is about 20679.9972195356. The cubic root of 427662285 is about 753.4139386736.

The spelling of 427662285 in words is "four hundred twenty-seven million, six hundred sixty-two thousand, two hundred eighty-five".