16827401 has 2 divisors, whose sum is σ = 16827402. Its totient is φ = 16827400.

The previous prime is 16827397. The next prime is 16827409. The reversal of 16827401 is 10472861.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16801801 + 25600 = 4099^2 + 160^2 .

It is a cyclic number.

It is not a de Polignac number, because 16827401 - 2² = 16827397 is a prime.

It is a super-2 number, since 2×16827401² = 566322848829602, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16827409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8413700 + 8413701.

It is an arithmetic number, because the mean of its divisors is an integer number (8413701).

Almost surely, 2^16827401 is an apocalyptic number.

It is an amenable number.

16827401 is a deficient number, since it is larger than the sum of its proper divisors (1).

16827401 is an equidigital number, since it uses as much as digits as its factorization.

16827401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 16827401 is about 4102.1215242847. The cubic root of 16827401 is about 256.2550000214.

The spelling of 16827401 in words is "sixteen million, eight hundred twenty-seven thousand, four hundred one".