42502115 has 8 divisors (see below), whose sum is σ = 51198048. Its totient is φ = 33871360.

The previous prime is 42502111. The next prime is 42502123. The reversal of 42502115 is 51120524.

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

It is not a de Polignac number, because 42502115 - 2² = 42502111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42502111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14846 + ... + 17475.

It is an arithmetic number, because the mean of its divisors is an integer number (6399756).

Almost surely, 2^42502115 is an apocalyptic number.

42502115 is a deficient number, since it is larger than the sum of its proper divisors (8695933).

42502115 is a wasteful number, since it uses less digits than its factorization.

42502115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32589.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 42502115 is about 6519.3646162797. The cubic root of 42502115 is about 348.9823911554.

Adding to 42502115 its reverse (51120524), we get a palindrome (93622639).

The spelling of 42502115 in words is "forty-two million, five hundred two thousand, one hundred fifteen".