2503442 has 4 divisors (see below), whose sum is σ = 3755166. Its totient is φ = 1251720.

The previous prime is 2503439. The next prime is 2503453. The reversal of 2503442 is 2443052.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2493241 + 10201 = 1579^2 + 101^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 625859 + ... + 625862.

2^2503442 is an apocalyptic number.

2503442 is a deficient number, since it is larger than the sum of its proper divisors (1251724).

2503442 is a wasteful number, since it uses less digits than its factorization.

2503442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1251723.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 2503442 is about 1582.2269116660. The cubic root of 2503442 is about 135.7831391023.

Adding to 2503442 its reverse (2443052), we get a palindrome (4946494).

The spelling of 2503442 in words is "two million, five hundred three thousand, four hundred forty-two".