2049386 has 4 divisors (see below), whose sum is σ = 3074082. Its totient is φ = 1024692.

The previous prime is 2049361. The next prime is 2049407. The reversal of 2049386 is 6839402.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6839402 = 2 ⋅3419701.

It can be written as a sum of positive squares in only one way, i.e., 1651225 + 398161 = 1285^2 + 631^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512345 + ... + 512348.

2^2049386 is an apocalyptic number.

2049386 is a deficient number, since it is larger than the sum of its proper divisors (1024696).

2049386 is a wasteful number, since it uses less digits than its factorization.

2049386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1024695.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 2049386 is about 1431.5676721692. The cubic root of 2049386 is about 127.0207253257.

The spelling of 2049386 in words is "two million, forty-nine thousand, three hundred eighty-six".