16424001 has 24 divisors (see below), whose sum is σ = 27009216. Its totient is φ = 9519840.

The previous prime is 16423997. The next prime is 16424003. The reversal of 16424001 is 10042461.

16424001 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16424001 - 2² = 16423997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16424003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1330 + ... + 5883.

It is an arithmetic number, because the mean of its divisors is an integer number (1125384).

Almost surely, 2^16424001 is an apocalyptic number.

16424001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16424001 is a deficient number, since it is larger than the sum of its proper divisors (10585215).

16424001 is a wasteful number, since it uses less digits than its factorization.

16424001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7253 (or 7250 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 16424001 is about 4052.6535751283. The cubic root of 16424001 is about 254.1906983399.

Adding to 16424001 its reverse (10042461), we get a palindrome (26466462).

The spelling of 16424001 in words is "sixteen million, four hundred twenty-four thousand, one".