2053887 has 16 divisors (see below), whose sum is σ = 3020160. Its totient is φ = 1231200.

The previous prime is 2053873. The next prime is 2053897. The reversal of 2053887 is 7883502.

It is not a de Polignac number, because 2053887 - 2⁴ = 2053871 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2053837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3312 + ... + 3882.

It is an arithmetic number, because the mean of its divisors is an integer number (188760).

2^2053887 is an apocalyptic number.

2053887 is a deficient number, since it is larger than the sum of its proper divisors (966273).

2053887 is a wasteful number, since it uses less digits than its factorization.

2053887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694.

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 2053887 is about 1433.1388627764. The cubic root of 2053887 is about 127.1136478311.

The spelling of 2053887 in words is "two million, fifty-three thousand, eight hundred eighty-seven".