427452102 has 216 divisors, whose sum is σ = 1239153552. Its totient is φ = 104195520.

The previous prime is 427452089. The next prime is 427452119. The reversal of 427452102 is 201254724.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 8065108 + ... + 8065160.

It is an arithmetic number, because the mean of its divisors is an integer number (5736822).

Almost surely, 2^427452102 is an apocalyptic number.

427452102 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 427452102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (619576776).

427452102 is an abundant number, since it is smaller than the sum of its proper divisors (811701450).

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

427452102 is a wasteful number, since it uses less digits than its factorization.

427452102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 99 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 27.

The square root of 427452102 is about 20674.9148003081. The cubic root of 427452102 is about 753.2904917727.

The spelling of 427452102 in words is "four hundred twenty-seven million, four hundred fifty-two thousand, one hundred two".