2057700 has 72 divisors (see below), whose sum is σ = 6284320. Its totient is φ = 519840.

The previous prime is 2057689. The next prime is 2057701. The reversal of 2057700 is 77502.

It is not an unprimeable number, because it can be changed into a prime (2057701) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 108291 + ... + 108309.

2^2057700 is an apocalyptic number.

2057700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2057700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3142160).

2057700 is an abundant number, since it is smaller than the sum of its proper divisors (4226620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2057700 is a wasteful number, since it uses less digits than its factorization.

2057700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74 (or 29 counting only the distinct ones).

The product of its (nonzero) digits is 490, while the sum is 21.

The square root of 2057700 is about 1434.4685427014. The cubic root of 2057700 is about 127.1922605156.

The spelling of 2057700 in words is "two million, fifty-seven thousand, seven hundred".