42102282 has 32 divisors (see below), whose sum is σ = 89372160. Its totient is φ = 13193840.

The previous prime is 42102257. The next prime is 42102283. The reversal of 42102282 is 28220124.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (42102283) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5557 + ... + 10727.

It is an arithmetic number, because the mean of its divisors is an integer number (2792880).

Almost surely, 2^42102282 is an apocalyptic number.

42102282 is an abundant number, since it is smaller than the sum of its proper divisors (47269878).

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

42102282 is a wasteful number, since it uses less digits than its factorization.

42102282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5258.

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 42102282 is about 6488.6271275209. The cubic root of 42102282 is about 347.8846063437.

The spelling of 42102282 in words is "forty-two million, one hundred two thousand, two hundred eighty-two".