42146282 has 4 divisors (see below), whose sum is σ = 63219426. Its totient is φ = 21073140.

The previous prime is 42146243. The next prime is 42146297. The reversal of 42146282 is 28264124.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 21724921 + 20421361 = 4661^2 + 4519^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10536569 + ... + 10536572.

Almost surely, 2^42146282 is an apocalyptic number.

42146282 is a deficient number, since it is larger than the sum of its proper divisors (21073144).

42146282 is a wasteful number, since it uses less digits than its factorization.

42146282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21073143.

The product of its digits is 6144, while the sum is 29.

The square root of 42146282 is about 6492.0167898735. The cubic root of 42146282 is about 348.0057525363.

The spelling of 42146282 in words is "forty-two million, one hundred forty-six thousand, two hundred eighty-two".