42062842 has 4 divisors (see below), whose sum is σ = 63094266. Its totient is φ = 21031420.

The previous prime is 42062833. The next prime is 42062851. The reversal of 42062842 is 24826024.

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

It is an interprime number because it is at equal distance from previous prime (42062833) and next prime (42062851).

It can be written as a sum of positive squares in only one way, i.e., 21077281 + 20985561 = 4591^2 + 4581^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 42062842.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10515709 + ... + 10515712.

Almost surely, 2^42062842 is an apocalyptic number.

42062842 is a deficient number, since it is larger than the sum of its proper divisors (21031424).

42062842 is a wasteful number, since it uses less digits than its factorization.

42062842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21031423.

The product of its (nonzero) digits is 6144, while the sum is 28.

The square root of 42062842 is about 6485.5872517452. The cubic root of 42062842 is about 347.7759435447.

Adding to 42062842 its reverse (24826024), we get a palindrome (66888866).

The spelling of 42062842 in words is "forty-two million, sixty-two thousand, eight hundred forty-two".