6239542 has 4 divisors (see below), whose sum is σ = 9359316. Its totient is φ = 3119770.

The previous prime is 6239539. The next prime is 6239557. The reversal of 6239542 is 2459326.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2459326 = 2 ⋅1229663.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1559884 + ... + 1559887.

It is an arithmetic number, because the mean of its divisors is an integer number (2339829).

Almost surely, 2^6239542 is an apocalyptic number.

6239542 is a deficient number, since it is larger than the sum of its proper divisors (3119774).

6239542 is a wasteful number, since it uses less digits than its factorization.

6239542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3119773.

The product of its digits is 12960, while the sum is 31.

The square root of 6239542 is about 2497.9075243091. The cubic root of 6239542 is about 184.0987773038.

The spelling of 6239542 in words is "six million, two hundred thirty-nine thousand, five hundred forty-two".