16428701 has 2 divisors, whose sum is σ = 16428702. Its totient is φ = 16428700.

The previous prime is 16428679. The next prime is 16428707. The reversal of 16428701 is 10782461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14100025 + 2328676 = 3755^2 + 1526^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16428701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16428707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8214350 + 8214351.

It is an arithmetic number, because the mean of its divisors is an integer number (8214351).

Almost surely, 2^16428701 is an apocalyptic number.

It is an amenable number.

16428701 is a deficient number, since it is larger than the sum of its proper divisors (1).

16428701 is an equidigital number, since it uses as much as digits as its factorization.

16428701 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 16428701 is about 4053.2334006321. The cubic root of 16428701 is about 254.2149429873.

The spelling of 16428701 in words is "sixteen million, four hundred twenty-eight thousand, seven hundred one".