4179942 has 24 divisors (see below), whose sum is σ = 9753744. Its totient is φ = 1286064.

The previous prime is 4179941. The next prime is 4179949. The reversal of 4179942 is 2499714.

It is a junction number, because it is equal to n+sod(n) for n = 4179897 and 4179906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4179941) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8698 + ... + 9165.

It is an arithmetic number, because the mean of its divisors is an integer number (406406).

Almost surely, 2^4179942 is an apocalyptic number.

4179942 is an abundant number, since it is smaller than the sum of its proper divisors (5573802).

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

4179942 is a wasteful number, since it uses less digits than its factorization.

4179942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17884 (or 17881 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 4179942 is about 2044.4906456132. The cubic root of 4179942 is about 161.0856121710.

The spelling of 4179942 in words is "four million, one hundred seventy-nine thousand, nine hundred forty-two".