16196501 has 4 divisors (see below), whose sum is σ = 16401600. Its totient is φ = 15991404.

The previous prime is 16196497. The next prime is 16196519. The reversal of 16196501 is 10569161.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16196501 - 2² = 16196497 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16196561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102431 + ... + 102588.

It is an arithmetic number, because the mean of its divisors is an integer number (4100400).

Almost surely, 2^16196501 is an apocalyptic number.

It is an amenable number.

16196501 is a deficient number, since it is larger than the sum of its proper divisors (205099).

16196501 is an equidigital number, since it uses as much as digits as its factorization.

16196501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205098.

The product of its (nonzero) digits is 1620, while the sum is 29.

The square root of 16196501 is about 4024.4876692568. The cubic root of 16196501 is about 253.0115811745.

The spelling of 16196501 in words is "sixteen million, one hundred ninety-six thousand, five hundred one".