2503942 has 8 divisors (see below), whose sum is σ = 4292496. Its totient is φ = 1073112.

The previous prime is 2503931. The next prime is 2503961. The reversal of 2503942 is 2493052.

It is a happy number.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89413 + ... + 89440.

It is an arithmetic number, because the mean of its divisors is an integer number (536562).

2^2503942 is an apocalyptic number.

2503942 is a deficient number, since it is larger than the sum of its proper divisors (1788554).

2503942 is a wasteful number, since it uses less digits than its factorization.

2503942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178862.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 2503942 is about 1582.3849089270. The cubic root of 2503942 is about 135.7921782639.

Adding to 2503942 its reverse (2493052), we get a palindrome (4996994).

The spelling of 2503942 in words is "two million, five hundred three thousand, nine hundred forty-two".