2051366 has 8 divisors (see below), whose sum is σ = 3083880. Its totient is φ = 1023408.

The previous prime is 2051359. The next prime is 2051383. The reversal of 2051366 is 6631502.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 410 + ... + 2066.

It is an arithmetic number, because the mean of its divisors is an integer number (385485).

2^2051366 is an apocalyptic number.

2051366 is a deficient number, since it is larger than the sum of its proper divisors (1032514).

2051366 is a wasteful number, since it uses less digits than its factorization.

2051366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2278.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 2051366 is about 1432.2590547802. The cubic root of 2051366 is about 127.0616188884.

Adding to 2051366 its reverse (6631502), we get a palindrome (8682868).

The spelling of 2051366 in words is "two million, fifty-one thousand, three hundred sixty-six".