10042562 has 8 divisors (see below), whose sum is σ = 15142476. Its totient is φ = 4995072.

The previous prime is 10042553. The next prime is 10042579. The reversal of 10042562 is 26524001.

It is a happy number.

It is a Cunningham number, because it is equal to 3169²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 10042561 + 1 = 3169^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12623 + ... + 13394.

Almost surely, 2^10042562 is an apocalyptic number.

10042562 is a deficient number, since it is larger than the sum of its proper divisors (5099914).

10042562 is a wasteful number, since it uses less digits than its factorization.

10042562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26212.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 10042562 is about 3169.0001577785. Note that the first 3 decimals coincide. The cubic root of 10042562 is about 215.7486932111.

Adding to 10042562 its reverse (26524001), we get a palindrome (36566563).

The spelling of 10042562 in words is "ten million, forty-two thousand, five hundred sixty-two".