42588906 has 8 divisors (see below), whose sum is σ = 85177824. Its totient is φ = 14196300.

The previous prime is 42588901. The next prime is 42588911. The reversal of 42588906 is 60988524.

It is an interprime number because it is at equal distance from previous prime (42588901) and next prime (42588911).

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

42588906 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (42588901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3549070 + ... + 3549081.

It is an arithmetic number, because the mean of its divisors is an integer number (10647228).

Almost surely, 2^42588906 is an apocalyptic number.

42588906 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

42588906 is a wasteful number, since it uses less digits than its factorization.

42588906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7098156.

The product of its (nonzero) digits is 138240, while the sum is 42.

The square root of 42588906 is about 6526.0176217966. The cubic root of 42588906 is about 349.2197749286.

The spelling of 42588906 in words is "forty-two million, five hundred eighty-eight thousand, nine hundred six".