42535415 has 16 divisors (see below), whose sum is σ = 56010528. Its totient is φ = 30815616.

The previous prime is 42535403. The next prime is 42535439. The reversal of 42535415 is 51453524.

42535415 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42535415 - 2⁴ = 42535399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2729 + ... + 9618.

It is an arithmetic number, because the mean of its divisors is an integer number (3500658).

Almost surely, 2^42535415 is an apocalyptic number.

42535415 is a deficient number, since it is larger than the sum of its proper divisors (13475113).

42535415 is a wasteful number, since it uses less digits than its factorization.

42535415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12418.

The product of its digits is 12000, while the sum is 29.

The square root of 42535415 is about 6521.9180460966. The cubic root of 42535415 is about 349.0735088165.

Adding to 42535415 its reverse (51453524), we get a palindrome (93988939).

The spelling of 42535415 in words is "forty-two million, five hundred thirty-five thousand, four hundred fifteen".