2055979 has 8 divisors (see below), whose sum is σ = 2130128. Its totient is φ = 1982880.

The previous prime is 2055961. The next prime is 2056001. The reversal of 2055979 is 9795502.

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 2055979 - 2⁹ = 2055467 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2055479) 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, 6544 + ... + 6850.

It is an arithmetic number, because the mean of its divisors is an integer number (266266).

2^2055979 is an apocalyptic number.

2055979 is a deficient number, since it is larger than the sum of its proper divisors (74149).

2055979 is a wasteful number, since it uses less digits than its factorization.

2055979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525.

The product of its (nonzero) digits is 28350, while the sum is 37.

The square root of 2055979 is about 1433.8685434865. The cubic root of 2055979 is about 127.1567906649.

The spelling of 2055979 in words is "two million, fifty-five thousand, nine hundred seventy-nine".