2508722 has 16 divisors (see below), whose sum is σ = 4004640. Its totient is φ = 1175328.

The previous prime is 2508697. The next prime is 2508743. The reversal of 2508722 is 2278052.

2508722 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2508691 and 2508700.

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 7 ways as a sum of consecutive naturals, for example, 3758 + ... + 4374.

It is an arithmetic number, because the mean of its divisors is an integer number (250290).

2^2508722 is an apocalyptic number.

2508722 is a deficient number, since it is larger than the sum of its proper divisors (1495918).

2508722 is a wasteful number, since it uses less digits than its factorization.

2508722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 745.

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 2508722 is about 1583.8945671982. The cubic root of 2508722 is about 135.8785319702.

The spelling of 2508722 in words is "two million, five hundred eight thousand, seven hundred twenty-two".