2499542 has 8 divisors (see below), whose sum is σ = 3758832. Its totient is φ = 1246600.

The previous prime is 2499521. The next prime is 2499551. The reversal of 2499542 is 2459942.

2499542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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 3 ways as a sum of consecutive naturals, for example, 434 + ... + 2277.

It is an arithmetic number, because the mean of its divisors is an integer number (469854).

2^2499542 is an apocalyptic number.

2499542 is a deficient number, since it is larger than the sum of its proper divisors (1259290).

2499542 is a wasteful number, since it uses less digits than its factorization.

2499542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3174.

The product of its digits is 25920, while the sum is 35.

The square root of 2499542 is about 1580.9939911334. The cubic root of 2499542 is about 135.7125923018.

The spelling of 2499542 in words is "two million, four hundred ninety-nine thousand, five hundred forty-two".