842386460 has 24 divisors (see below), whose sum is σ = 1786530816. Its totient is φ = 333617600.

The previous prime is 842386453. The next prime is 842386579. The reversal of 842386460 is 64683248.

It is a super-2 number, since 2×842386460² = 1419229895982663200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 206492 + ... + 210531.

It is an arithmetic number, because the mean of its divisors is an integer number (74438784).

Almost surely, 2^842386460 is an apocalyptic number.

It is an amenable number.

842386460 is an abundant number, since it is smaller than the sum of its proper divisors (944144356).

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

842386460 is a wasteful number, since it uses less digits than its factorization.

842386460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417133 (or 417131 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 41.

The square root of 842386460 is about 29023.8946387283. The cubic root of 842386460 is about 944.4314899364.

The spelling of 842386460 in words is "eight hundred forty-two million, three hundred eighty-six thousand, four hundred sixty".