1830093400 has 24 divisors (see below), whose sum is σ = 4254967620. Its totient is φ = 732037280.

The previous prime is 1830093389. The next prime is 1830093407. The reversal of 1830093400 is 43900381.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1830093407) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4575034 + ... + 4575433.

Almost surely, 2^1830093400 is an apocalyptic number.

1830093400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1830093400 is an abundant number, since it is smaller than the sum of its proper divisors (2424874220).

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

1830093400 is a wasteful number, since it uses less digits than its factorization.

1830093400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9150483 (or 9150474 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 1830093400 is about 42779.5909283855. The cubic root of 1830093400 is about 1223.1820096753.

Adding to 1830093400 its reverse (43900381), we get a palindrome (1873993781).

The spelling of 1830093400 in words is "one billion, eight hundred thirty million, ninety-three thousand, four hundred".