42590996 has 48 divisors (see below), whose sum is σ = 89376000. Its totient is φ = 17738784.

The previous prime is 42590981. The next prime is 42591011. The reversal of 42590996 is 69909524.

It is an interprime number because it is at equal distance from previous prime (42590981) and next prime (42591011).

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 50345 + ... + 51183.

It is an arithmetic number, because the mean of its divisors is an integer number (1862000).

Almost surely, 2^42590996 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42590996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44688000).

42590996 is an abundant number, since it is smaller than the sum of its proper divisors (46785004).

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

42590996 is a wasteful number, since it uses less digits than its factorization.

42590996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 901 (or 885 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 44.

The square root of 42590996 is about 6526.1777481157. The cubic root of 42590996 is about 349.2254873504.

The spelling of 42590996 in words is "forty-two million, five hundred ninety thousand, nine hundred ninety-six".