427261855 has 8 divisors (see below), whose sum is σ = 518475600. Its totient is φ = 337968576.

The previous prime is 427261853. The next prime is 427261907. The reversal of 427261855 is 558162724.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 427261855 - 2¹ = 427261853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427261853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 479625 + ... + 480514.

It is an arithmetic number, because the mean of its divisors is an integer number (64809450).

Almost surely, 2^427261855 is an apocalyptic number.

427261855 is a deficient number, since it is larger than the sum of its proper divisors (91213745).

427261855 is an equidigital number, since it uses as much as digits as its factorization.

427261855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 960233.

The product of its digits is 134400, while the sum is 40.

The square root of 427261855 is about 20670.3133744992. The cubic root of 427261855 is about 753.1787189978.

The spelling of 427261855 in words is "four hundred twenty-seven million, two hundred sixty-one thousand, eight hundred fifty-five".