42163415 has 8 divisors (see below), whose sum is σ = 57824160. Its totient is φ = 28912032.

The previous prime is 42163409. The next prime is 42163423. The reversal of 42163415 is 51436124.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42163415 is a prime.

It is a congruent 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, 602300 + ... + 602369.

It is an arithmetic number, because the mean of its divisors is an integer number (7228020).

Almost surely, 2^42163415 is an apocalyptic number.

42163415 is a deficient number, since it is larger than the sum of its proper divisors (15660745).

42163415 is a wasteful number, since it uses less digits than its factorization.

42163415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1204681.

The product of its digits is 2880, while the sum is 26.

The square root of 42163415 is about 6493.3361995202. The cubic root of 42163415 is about 348.0529024036.

Adding to 42163415 its reverse (51436124), we get a palindrome (93599539).

It can be divided in two parts, 421 and 63415, that added together give a palindrome (63836).

The spelling of 42163415 in words is "forty-two million, one hundred sixty-three thousand, four hundred fifteen".