1934013228 has 96 divisors (see below), whose sum is σ = 5479455744. Its totient is φ = 518289408.

The previous prime is 1934013217. The next prime is 1934013253. The reversal of 1934013228 is 8223104391.

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, 444801 + ... + 449127.

It is an arithmetic number, because the mean of its divisors is an integer number (57077664).

Almost surely, 2^1934013228 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1934013228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2739727872).

1934013228 is an abundant number, since it is smaller than the sum of its proper divisors (3545442516).

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

1934013228 is a wasteful number, since it uses less digits than its factorization.

1934013228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4671 (or 4669 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 1934013228 is about 43977.4172502206. The cubic root of 1934013228 is about 1245.9094504989.

The spelling of 1934013228 in words is "one billion, nine hundred thirty-four million, thirteen thousand, two hundred twenty-eight".