2014919928 has 128 divisors (see below), whose sum is σ = 6434380800. Its totient is φ = 572289408.

The previous prime is 2014919911. The next prime is 2014919947. The reversal of 2014919928 is 8299194102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 257725 + ... + 265427.

It is an arithmetic number, because the mean of its divisors is an integer number (50268600).

Almost surely, 2^2014919928 is an apocalyptic number.

2014919928 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2014919928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3217190400).

2014919928 is an abundant number, since it is smaller than the sum of its proper divisors (4419460872).

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

2014919928 is a wasteful number, since it uses less digits than its factorization.

2014919928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7898 (or 7888 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 45.

The square root of 2014919928 is about 44887.8594722448. The cubic root of 2014919928 is about 1263.0462799207.

The spelling of 2014919928 in words is "two billion, fourteen million, nine hundred nineteen thousand, nine hundred twenty-eight".