2501742 has 8 divisors (see below), whose sum is σ = 5003496. Its totient is φ = 833912.

The previous prime is 2501699. The next prime is 2501761. The reversal of 2501742 is 2471052.

2501742 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.

2501742 is an admirable number.

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, 208473 + ... + 208484.

It is an arithmetic number, because the mean of its divisors is an integer number (625437).

2^2501742 is an apocalyptic number.

2501742 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.

2501742 is a wasteful number, since it uses less digits than its factorization.

2501742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416962.

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 2501742 is about 1581.6896029247. The cubic root of 2501742 is about 135.7523969473.

Adding to 2501742 its reverse (2471052), we get a palindrome (4972794).

The spelling of 2501742 in words is "two million, five hundred one thousand, seven hundred forty-two".