2398542 has 8 divisors (see below), whose sum is σ = 4797096. Its totient is φ = 799512.

The previous prime is 2398537. The next prime is 2398549. The reversal of 2398542 is 2458932.

It is a happy number.

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

2398542 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2398549) 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, 199873 + ... + 199884.

It is an arithmetic number, because the mean of its divisors is an integer number (599637).

2^2398542 is an apocalyptic number.

2398542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2398542 is a wasteful number, since it uses less digits than its factorization.

2398542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399762.

The product of its digits is 17280, while the sum is 33.

The square root of 2398542 is about 1548.7226995173. The cubic root of 2398542 is about 133.8594724899.

The spelling of 2398542 in words is "two million, three hundred ninety-eight thousand, five hundred forty-two".