193216 has 14 divisors (see below), whose sum is σ = 383540. Its totient is φ = 96576.

The previous prime is 193201. The next prime is 193243. The reversal of 193216 is 612391.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1446 + ... + 1573.

2¹⁹³²¹⁶ is an apocalyptic number.

193216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

193216 is a deficient number, since it is larger than the sum of its proper divisors (190324).

193216 is an equidigital number, since it uses as much as digits as its factorization.

193216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3031 (or 3021 counting only the distinct ones).

The product of its digits is 324, while the sum is 22.

The square root of 193216 is about 439.5634197701. The cubic root of 193216 is about 57.8115165647.

The spelling of 193216 in words is "one hundred ninety-three thousand, two hundred sixteen".