100042562 has 16 divisors (see below), whose sum is σ = 160555200. Its totient is φ = 46610640.

The previous prime is 100042559. The next prime is 100042573. The reversal of 100042562 is 265240001.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19262 + ... + 23897.

It is an arithmetic number, because the mean of its divisors is an integer number (10034700).

Almost surely, 2^100042562 is an apocalyptic number.

100042562 is a deficient number, since it is larger than the sum of its proper divisors (60512638).

100042562 is a wasteful number, since it uses less digits than its factorization.

100042562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43241.

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

The square root of 100042562 is about 10002.1278736077. The cubic root of 100042562 is about 464.2247257889.

Adding to 100042562 its reverse (265240001), we get a palindrome (365282563).

The spelling of 100042562 in words is "one hundred million, forty-two thousand, five hundred sixty-two".