2093858 has 16 divisors (see below), whose sum is σ = 3500280. Its totient is φ = 932736.

The previous prime is 2093837. The next prime is 2093863. The reversal of 2093858 is 8583902.

It can be written as a sum of positive squares in 4 ways, for example, as 1087849 + 1006009 = 1043^2 + 1003^2 .

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, 635 + ... + 2142.

2^2093858 is an apocalyptic number.

2093858 is a deficient number, since it is larger than the sum of its proper divisors (1406422).

2093858 is a wasteful number, since it uses less digits than its factorization.

2093858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2821.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 2093858 is about 1447.0169314835. The cubic root of 2093858 is about 127.9329482801.

It can be divided in two parts, 20938 and 58, that multiplied together give a square (1214404 = 1102²).

The spelling of 2093858 in words is "two million, ninety-three thousand, eight hundred fifty-eight".