2057738 has 8 divisors (see below), whose sum is σ = 3249120. Its totient is φ = 974700.

The previous prime is 2057729. The next prime is 2057747. The reversal of 2057738 is 8377502.

It is an interprime number because it is at equal distance from previous prime (2057729) and next prime (2057747).

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

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, 27038 + ... + 27113.

It is an arithmetic number, because the mean of its divisors is an integer number (406140).

2^2057738 is an apocalyptic number.

2057738 is a deficient number, since it is larger than the sum of its proper divisors (1191382).

2057738 is a wasteful number, since it uses less digits than its factorization.

2057738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54172.

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 2057738 is about 1434.4817879639. The cubic root of 2057738 is about 127.1930434733.

The spelling of 2057738 in words is "two million, fifty-seven thousand, seven hundred thirty-eight".