2057312 has 24 divisors (see below), whose sum is σ = 4082400. Its totient is φ = 1020544.

The previous prime is 2057309. The next prime is 2057317. The reversal of 2057312 is 2137502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2057317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7514 + ... + 7782.

It is an arithmetic number, because the mean of its divisors is an integer number (170100).

2^2057312 is an apocalyptic number.

It is an amenable number.

2057312 is a deficient number, since it is larger than the sum of its proper divisors (2025088).

2057312 is a wasteful number, since it uses less digits than its factorization.

2057312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518 (or 510 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 2057312 is about 1434.3332946007. Note that the first 3 decimals coincide. The cubic root of 2057312 is about 127.1842655537.

The spelling of 2057312 in words is "two million, fifty-seven thousand, three hundred twelve".