2053555 has 16 divisors (see below), whose sum is σ = 2939904. Its totient is φ = 1346400.

The previous prime is 2053553. The next prime is 2053573. The reversal of 2053555 is 5553502.

It is not a de Polignac number, because 2053555 - 2¹ = 2053553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2053553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 471 + ... + 2080.

It is an arithmetic number, because the mean of its divisors is an integer number (183744).

2^2053555 is an apocalyptic number.

2053555 is a deficient number, since it is larger than the sum of its proper divisors (886349).

2053555 is a wasteful number, since it uses less digits than its factorization.

2053555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2586.

The product of its (nonzero) digits is 3750, while the sum is 25.

The square root of 2053555 is about 1433.0230284263. The cubic root of 2053555 is about 127.1067983784.

The spelling of 2053555 in words is "two million, fifty-three thousand, five hundred fifty-five".