42311024 has 80 divisors (see below), whose sum is σ = 100588800. Its totient is φ = 16837632.

The previous prime is 42310999. The next prime is 42311033. The reversal of 42311024 is 42011324.

It is a junction number, because it is equal to n+sod(n) for n = 42310993 and 42311011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125384 + ... + 125720.

It is an arithmetic number, because the mean of its divisors is an integer number (1257360).

Almost surely, 2^42311024 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 42311024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50294400).

42311024 is an abundant number, since it is smaller than the sum of its proper divisors (58277776).

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

42311024 is a wasteful number, since it uses less digits than its factorization.

42311024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430 (or 424 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 42311024 is about 6504.6924600630. The cubic root of 42311024 is about 348.4585930068.

Adding to 42311024 its reverse (42011324), we get a palindrome (84322348).

The spelling of 42311024 in words is "forty-two million, three hundred eleven thousand, twenty-four".