2078481 has 8 divisors (see below), whose sum is σ = 2830464. Its totient is φ = 1356080.

The previous prime is 2078473. The next prime is 2078497. The reversal of 2078481 is 1848702.

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 2078481 - 2³ = 2078473 is a prime.

It is a super-2 number, since 2×2078481² = 8640166534722, which contains 22 as substring.

It is a plaindrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (2078431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7230 + ... + 7511.

It is an arithmetic number, because the mean of its divisors is an integer number (353808).

2^2078481 is an apocalyptic number.

It is an amenable number.

2078481 is a deficient number, since it is larger than the sum of its proper divisors (751983).

2078481 is a wasteful number, since it uses less digits than its factorization.

2078481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14791.

The product of its (nonzero) digits is 3584, while the sum is 30.

The square root of 2078481 is about 1441.6937955058. The cubic root of 2078481 is about 127.6190046149.

The spelling of 2078481 in words is "two million, seventy-eight thousand, four hundred eighty-one".