1042342112 has 72 divisors (see below), whose sum is σ = 2394335160. Its totient is φ = 445374720.

The previous prime is 1042342079. The next prime is 1042342121. The reversal of 1042342112 is 2112432401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 659339 + ... + 660917.

It is an arithmetic number, because the mean of its divisors is an integer number (33254655).

Almost surely, 2^1042342112 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 1042342112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1197167580).

1042342112 is an abundant number, since it is smaller than the sum of its proper divisors (1351993048).

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

1042342112 is a wasteful number, since it uses less digits than its factorization.

1042342112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2024 (or 2009 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1042342112 is about 32285.3234767750. The cubic root of 1042342112 is about 1013.9193889859.

Adding to 1042342112 its reverse (2112432401), we get a palindrome (3154774513).

The spelling of 1042342112 in words is "one billion, forty-two million, three hundred forty-two thousand, one hundred twelve".