2051335 has 32 divisors (see below), whose sum is σ = 3064320. Its totient is φ = 1296000.

The previous prime is 2051333. The next prime is 2051341. The reversal of 2051335 is 5331502.

It is not a de Polignac number, because 2051335 - 2¹ = 2051333 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2051333) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13510 + ... + 13660.

It is an arithmetic number, because the mean of its divisors is an integer number (95760).

2^2051335 is an apocalyptic number.

2051335 is a deficient number, since it is larger than the sum of its proper divisors (1012985).

2051335 is a wasteful number, since it uses less digits than its factorization.

2051335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199.

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 2051335 is about 1432.2482326748. The cubic root of 2051335 is about 127.0609788384.

Adding to 2051335 its reverse (5331502), we get a palindrome (7382837).

It can be divided in two parts, 205 and 1335, that added together give a triangular number (1540 = T₅₅).

The spelling of 2051335 in words is "two million, fifty-one thousand, three hundred thirty-five".