842417180 has 24 divisors (see below), whose sum is σ = 1929901680. Its totient is φ = 306333440.

The previous prime is 842417131. The next prime is 842417183. The reversal of 842417180 is 81714248.

It is a self number, because there is not a number n which added to its sum of digits gives 842417180.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (842417183) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1914365 + ... + 1914804.

It is an arithmetic number, because the mean of its divisors is an integer number (80412570).

Almost surely, 2^842417180 is an apocalyptic number.

It is an amenable number.

842417180 is an abundant number, since it is smaller than the sum of its proper divisors (1087484500).

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

842417180 is a wasteful number, since it uses less digits than its factorization.

842417180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3829189 (or 3829187 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 35.

The square root of 842417180 is about 29024.4238530242. The cubic root of 842417180 is about 944.4429702502.

The spelling of 842417180 in words is "eight hundred forty-two million, four hundred seventeen thousand, one hundred eighty".