2504742 has 8 divisors (see below), whose sum is σ = 5009496. Its totient is φ = 834912.

The previous prime is 2504741. The next prime is 2504753. The reversal of 2504742 is 2474052.

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

2504742 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2504741) 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, 208723 + ... + 208734.

It is an arithmetic number, because the mean of its divisors is an integer number (626187).

2^2504742 is an apocalyptic number.

2504742 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.

2504742 is a wasteful number, since it uses less digits than its factorization.

2504742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417462.

The product of its (nonzero) digits is 2240, while the sum is 24.

The square root of 2504742 is about 1582.6376717366. The cubic root of 2504742 is about 135.8066384198.

Adding to 2504742 its reverse (2474052), we get a palindrome (4978794).

The spelling of 2504742 in words is "two million, five hundred four thousand, seven hundred forty-two".