427605102 has 16 divisors (see below), whose sum is σ = 950233680. Its totient is φ = 142535016.

The previous prime is 427605083. The next prime is 427605109. The reversal of 427605102 is 201506724.

427605102 is a `hidden beast` number, since 42 + 7 + 605 + 10 + 2 = 666.

It is a super-2 number, since 2×427605102² = 365692246512860808, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427605109) 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, 3959253 + ... + 3959360.

It is an arithmetic number, because the mean of its divisors is an integer number (59389605).

Almost surely, 2^427605102 is an apocalyptic number.

427605102 is an abundant number, since it is smaller than the sum of its proper divisors (522628578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

427605102 is a wasteful number, since it uses less digits than its factorization.

427605102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7918624 (or 7918618 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 427605102 is about 20678.6146054323. The cubic root of 427605102 is about 753.3803573556.

The spelling of 427605102 in words is "four hundred twenty-seven million, six hundred five thousand, one hundred two".