2057626 has 16 divisors (see below), whose sum is σ = 3302208. Its totient is φ = 959200.

The previous prime is 2057611. The next prime is 2057633. The reversal of 2057626 is 6267502.

It is a junction number, because it is equal to n+sod(n) for n = 2057594 and 2057603.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1341 + ... + 2431.

It is an arithmetic number, because the mean of its divisors is an integer number (206388).

2^2057626 is an apocalyptic number.

2057626 is a deficient number, since it is larger than the sum of its proper divisors (1244582).

2057626 is a wasteful number, since it uses less digits than its factorization.

2057626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 2057626 is about 1434.4427489447. The cubic root of 2057626 is about 127.1907357809.

It can be divided in two parts, 20576 and 26, that added together give a palindrome (20602).

The spelling of 2057626 in words is "two million, fifty-seven thousand, six hundred twenty-six".