42635382 has 16 divisors (see below), whose sum is σ = 85473792. Its totient is φ = 14177960.

The previous prime is 42635381. The next prime is 42635393. The reversal of 42635382 is 28353624.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42635381) by changing a digit.

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, 5658 + ... + 10829.

It is an arithmetic number, because the mean of its divisors is an integer number (5342112).

Almost surely, 2^42635382 is an apocalyptic number.

42635382 is an abundant number, since it is smaller than the sum of its proper divisors (42838410).

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

42635382 is a wasteful number, since it uses less digits than its factorization.

42635382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16923.

The product of its digits is 34560, while the sum is 33.

The square root of 42635382 is about 6529.5774748448. The cubic root of 42635382 is about 349.3467597819.

The spelling of 42635382 in words is "forty-two million, six hundred thirty-five thousand, three hundred eighty-two".