5642118 has 24 divisors (see below), whose sum is σ = 12269088. Its totient is φ = 1873872.

The previous prime is 5642099. The next prime is 5642191. The reversal of 5642118 is 8112465.

5642118 is a `hidden beast` number, since 5 + 642 + 1 + 18 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 5642091 and 5642100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7996 + ... + 8672.

It is an arithmetic number, because the mean of its divisors is an integer number (511212).

Almost surely, 2^5642118 is an apocalyptic number.

5642118 is an abundant number, since it is smaller than the sum of its proper divisors (6626970).

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

5642118 is a wasteful number, since it uses less digits than its factorization.

5642118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1148 (or 1145 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 5642118 is about 2375.3142949934. The cubic root of 5642118 is about 178.0248881582.

The spelling of 5642118 in words is "five million, six hundred forty-two thousand, one hundred eighteen".