18410242 has 8 divisors (see below), whose sum is σ = 28083600. Its totient is φ = 9049044.

The previous prime is 18410237. The next prime is 18410243. The reversal of 18410242 is 24201481.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (18410243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77892 + ... + 78127.

It is an arithmetic number, because the mean of its divisors is an integer number (3510450).

Almost surely, 2^18410242 is an apocalyptic number.

18410242 is a deficient number, since it is larger than the sum of its proper divisors (9673358).

18410242 is a wasteful number, since it uses less digits than its factorization.

18410242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156080.

The product of its (nonzero) digits is 512, while the sum is 22.

The square root of 18410242 is about 4290.7157911006. The cubic root of 18410242 is about 264.0501989788.

The spelling of 18410242 in words is "eighteen million, four hundred ten thousand, two hundred forty-two".