42632658 has 24 divisors (see below), whose sum is σ = 94868748. Its totient is φ = 13826592.

The previous prime is 42632647. The next prime is 42632663. The reversal of 42632658 is 85623624.

It can be written as a sum of positive squares in 2 ways, for example, as 28547649 + 14085009 = 5343^2 + 3753^2 .

It is a Curzon number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 31341 + ... + 32672.

Almost surely, 2^42632658 is an apocalyptic number.

42632658 is an abundant number, since it is smaller than the sum of its proper divisors (52236090).

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

42632658 is a wasteful number, since it uses less digits than its factorization.

42632658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64058 (or 64055 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 42632658 is about 6529.3688822121. The cubic root of 42632658 is about 349.3393196324.

The spelling of 42632658 in words is "forty-two million, six hundred thirty-two thousand, six hundred fifty-eight".