42502104 has 32 divisors (see below), whose sum is σ = 118062000. Its totient is φ = 14167296.

The previous prime is 42502099. The next prime is 42502111. The reversal of 42502104 is 40120524.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 98169 + ... + 98600.

Almost surely, 2^42502104 is an apocalyptic number.

It is an amenable number.

42502104 is an abundant number, since it is smaller than the sum of its proper divisors (75559896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42502104 is a wasteful number, since it uses less digits than its factorization.

42502104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196784 (or 196774 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 42502104 is about 6519.3637726392. The cubic root of 42502104 is about 348.9823610486.

Adding to 42502104 its reverse (40120524), we get a palindrome (82622628).

The spelling of 42502104 in words is "forty-two million, five hundred two thousand, one hundred four".