842071412 has 96 divisors (see below), whose sum is σ = 1920172800. Its totient is φ = 313777152.

The previous prime is 842071403. The next prime is 842071427. The reversal of 842071412 is 214170248.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2164514 + ... + 2164902.

It is an arithmetic number, because the mean of its divisors is an integer number (20001800).

Almost surely, 2^842071412 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 842071412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (960086400).

842071412 is an abundant number, since it is smaller than the sum of its proper divisors (1078101388).

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

842071412 is a wasteful number, since it uses less digits than its factorization.

842071412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 745 (or 743 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 29.

The square root of 842071412 is about 29018.4667410254. The cubic root of 842071412 is about 944.3137378250.

The spelling of 842071412 in words is "eight hundred forty-two million, seventy-one thousand, four hundred twelve".