16213001 has 8 divisors (see below), whose sum is σ = 19168320. Its totient is φ = 13417488.

The previous prime is 16212983. The next prime is 16213013. The reversal of 16213001 is 10031261.

16213001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-16213001 is a prime.

It is a super-2 number, since 2×16213001² = 525722802852002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16213051) 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, 39731 + ... + 40136.

It is an arithmetic number, because the mean of its divisors is an integer number (2396040).

Almost surely, 2^16213001 is an apocalyptic number.

It is an amenable number.

16213001 is a deficient number, since it is larger than the sum of its proper divisors (2955319).

16213001 is an equidigital number, since it uses as much as digits as its factorization.

16213001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79903.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 16213001 is about 4026.5370978050. The cubic root of 16213001 is about 253.0974695659.

Adding to 16213001 its reverse (10031261), we get a palindrome (26244262).

The spelling of 16213001 in words is "sixteen million, two hundred thirteen thousand, one".