2013928 has 16 divisors (see below), whose sum is σ = 4315680. Its totient is φ = 863088.

The previous prime is 2013923. The next prime is 2013937. The reversal of 2013928 is 8293102.

It is not an unprimeable number, because it can be changed into a prime (2013923) 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 3 ways as a sum of consecutive naturals, for example, 17926 + ... + 18037.

It is an arithmetic number, because the mean of its divisors is an integer number (269730).

2^2013928 is an apocalyptic number.

2013928 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2013928 is an abundant number, since it is smaller than the sum of its proper divisors (2301752).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2013928 is a wasteful number, since it uses less digits than its factorization.

2013928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35976 (or 35972 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 2013928 is about 1419.1293105281. The cubic root of 2013928 is about 126.2838983575.

The spelling of 2013928 in words is "two million, thirteen thousand, nine hundred twenty-eight".