2055517 has 8 divisors (see below), whose sum is σ = 2158592. Its totient is φ = 1954800.

The previous prime is 2055511. The next prime is 2055541. The reversal of 2055517 is 7155502.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2055517 - 2³ = 2055509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2055491 and 2055500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2055511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1348 + ... + 2434.

It is an arithmetic number, because the mean of its divisors is an integer number (269824).

2^2055517 is an apocalyptic number.

It is an amenable number.

2055517 is a deficient number, since it is larger than the sum of its proper divisors (103075).

2055517 is a wasteful number, since it uses less digits than its factorization.

2055517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1179.

The product of its (nonzero) digits is 1750, while the sum is 25.

The square root of 2055517 is about 1433.7074318005. The cubic root of 2055517 is about 127.1472654642.

The spelling of 2055517 in words is "two million, fifty-five thousand, five hundred seventeen".