42505358 has 16 divisors (see below), whose sum is σ = 75379680. Its totient is φ = 17588256.

The previous prime is 42505327. The next prime is 42505363. The reversal of 42505358 is 85350524.

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, 51941 + ... + 52752.

It is an arithmetic number, because the mean of its divisors is an integer number (4711230).

Almost surely, 2^42505358 is an apocalyptic number.

42505358 is a deficient number, since it is larger than the sum of its proper divisors (32874322).

42505358 is a wasteful number, since it uses less digits than its factorization.

42505358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104731.

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 42505358 is about 6519.6133320926. The cubic root of 42505358 is about 348.9912669577.

The spelling of 42505358 in words is "forty-two million, five hundred five thousand, three hundred fifty-eight".