100042502 has 32 divisors (see below), whose sum is σ = 180859392. Its totient is φ = 40575744.

The previous prime is 100042499. The next prime is 100042513. The reversal of 100042502 is 205240001.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29633 + ... + 32835.

It is an arithmetic number, because the mean of its divisors is an integer number (5651856).

Almost surely, 2^100042502 is an apocalyptic number.

100042502 is a deficient number, since it is larger than the sum of its proper divisors (80816890).

100042502 is a wasteful number, since it uses less digits than its factorization.

100042502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3332.

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 100042502 is about 10002.1248742455. The cubic root of 100042502 is about 464.2246329834.

Adding to 100042502 its reverse (205240001), we get a palindrome (305282503).

The spelling of 100042502 in words is "one hundred million, forty-two thousand, five hundred two".