842062442 has 24 divisors (see below), whose sum is σ = 1370161260. Its totient is φ = 387953280.

The previous prime is 842062439. The next prime is 842062457. The reversal of 842062442 is 244260248.

It can be written as a sum of positive squares in 6 ways, for example, as 375545641 + 466516801 = 19379^2 + 21599^2 .

It is a junction number, because it is equal to n+sod(n) for n = 842062399 and 842062408.

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, 221534 + ... + 225302.

Almost surely, 2^842062442 is an apocalyptic number.

842062442 is a deficient number, since it is larger than the sum of its proper divisors (528098818).

842062442 is a wasteful number, since it uses less digits than its factorization.

842062442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4458 (or 4445 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

The square root of 842062442 is about 29018.3121838607. The cubic root of 842062442 is about 944.3103847744.

The spelling of 842062442 in words is "eight hundred forty-two million, sixty-two thousand, four hundred forty-two".