42590382 has 16 divisors (see below), whose sum is σ = 87162240. Its totient is φ = 13866552.

The previous prime is 42590377. The next prime is 42590399. The reversal of 42590382 is 28309524.

It is a happy number.

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, 82282 + ... + 82797.

It is an arithmetic number, because the mean of its divisors is an integer number (5447640).

Almost surely, 2^42590382 is an apocalyptic number.

42590382 is an abundant number, since it is smaller than the sum of its proper divisors (44571858).

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

42590382 is a wasteful number, since it uses less digits than its factorization.

42590382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165127.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 42590382 is about 6526.1307066285. The cubic root of 42590382 is about 349.2238091750.

The spelling of 42590382 in words is "forty-two million, five hundred ninety thousand, three hundred eighty-two".