19930150 has 24 divisors (see below), whose sum is σ = 37229760. Its totient is φ = 7937760.

The previous prime is 19930147. The next prime is 19930177. The reversal of 19930150 is 5103991.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13131 + ... + 14569.

It is an arithmetic number, because the mean of its divisors is an integer number (1551240).

Almost surely, 2^19930150 is an apocalyptic number.

19930150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

19930150 is a deficient number, since it is larger than the sum of its proper divisors (17299610).

19930150 is a wasteful number, since it uses less digits than its factorization.

19930150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1728 (or 1723 counting only the distinct ones).

The product of its (nonzero) digits is 1215, while the sum is 28.

The square root of 19930150 is about 4464.3196570138. The cubic root of 19930150 is about 271.1253896125.

The spelling of 19930150 in words is "nineteen million, nine hundred thirty thousand, one hundred fifty".