2057394 has 8 divisors (see below), whose sum is σ = 4114800. Its totient is φ = 685796.

The previous prime is 2057387. The next prime is 2057399. The reversal of 2057394 is 4937502.

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

2057394 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2057399) 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, 171444 + ... + 171455.

It is an arithmetic number, because the mean of its divisors is an integer number (514350).

2^2057394 is an apocalyptic number.

2057394 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2057394 is a wasteful number, since it uses less digits than its factorization.

2057394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342904.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 2057394 is about 1434.3618790250. The cubic root of 2057394 is about 127.1859552944.

The spelling of 2057394 in words is "two million, fifty-seven thousand, three hundred ninety-four".