42996582 has 80 divisors (see below), whose sum is σ = 103527600. Its totient is φ = 13296960.

The previous prime is 42996581. The next prime is 42996599. The reversal of 42996582 is 28569924.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42996581) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 187644 + ... + 187872.

It is an arithmetic number, because the mean of its divisors is an integer number (1294095).

Almost surely, 2^42996582 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42996582, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51763800).

42996582 is an abundant number, since it is smaller than the sum of its proper divisors (60531018).

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

42996582 is a wasteful number, since it uses less digits than its factorization.

42996582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323 (or 314 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The square root of 42996582 is about 6557.1778990660. The cubic root of 42996582 is about 350.3305231458.

The spelling of 42996582 in words is "forty-two million, nine hundred ninety-six thousand, five hundred eighty-two".