5978555 has 16 divisors (see below), whose sum is σ = 7941888. Its totient is φ = 4284000.

The previous prime is 5978537. The next prime is 5978563. The reversal of 5978555 is 5558795.

It is not a de Polignac number, because 5978555 - 2¹² = 5974459 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3140 + ... + 4670.

It is an arithmetic number, because the mean of its divisors is an integer number (496368).

Almost surely, 2^5978555 is an apocalyptic number.

5978555 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5978555 is a deficient number, since it is larger than the sum of its proper divisors (1963333).

5978555 is a wasteful number, since it uses less digits than its factorization.

5978555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1618.

The product of its digits is 315000, while the sum is 44.

The square root of 5978555 is about 2445.1083820559. The cubic root of 5978555 is about 181.4953111180.

The spelling of 5978555 in words is "five million, nine hundred seventy-eight thousand, five hundred fifty-five".