1933369428 has 24 divisors (see below), whose sum is σ = 4561885440. Its totient is φ = 637215040.

The previous prime is 1933369357. The next prime is 1933369429. The reversal of 1933369428 is 8249633391.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1933369429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 904068 + ... + 906203.

It is an arithmetic number, because the mean of its divisors is an integer number (190078560).

Almost surely, 2^1933369428 is an apocalyptic number.

It is an amenable number.

1933369428 is an abundant number, since it is smaller than the sum of its proper divisors (2628516012).

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

1933369428 is a wasteful number, since it uses less digits than its factorization.

1933369428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1810367 (or 1810365 counting only the distinct ones).

The product of its digits is 839808, while the sum is 48.

The square root of 1933369428 is about 43970.0969751034. The cubic root of 1933369428 is about 1245.7711878244.

The spelling of 1933369428 in words is "one billion, nine hundred thirty-three million, three hundred sixty-nine thousand, four hundred twenty-eight".