16842942 has 12 divisors (see below), whose sum is σ = 36493080. Its totient is φ = 5614308.

The previous prime is 16842901. The next prime is 16842961. The reversal of 16842942 is 24924861.

It is a junction number, because it is equal to n+sod(n) for n = 16842897 and 16842906.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 467842 + ... + 467877.

It is an arithmetic number, because the mean of its divisors is an integer number (3041090).

Almost surely, 2^16842942 is an apocalyptic number.

16842942 is an abundant number, since it is smaller than the sum of its proper divisors (19650138).

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

16842942 is a wasteful number, since it uses less digits than its factorization.

16842942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 935727 (or 935724 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 16842942 is about 4104.0153508485. The cubic root of 16842942 is about 256.3338641229. Note that the first 3 decimals are identical.

The spelling of 16842942 in words is "sixteen million, eight hundred forty-two thousand, nine hundred forty-two".