16425337 has 2 divisors, whose sum is σ = 16425338. Its totient is φ = 16425336.

The previous prime is 16425317. The next prime is 16425377. The reversal of 16425337 is 73352461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13366336 + 3059001 = 3656^2 + 1749^2 .

It is a cyclic number.

It is not a de Polignac number, because 16425337 - 2¹¹ = 16423289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16425299 and 16425308.

It is not a weakly prime, because it can be changed into another prime (16425317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8212668 + 8212669.

It is an arithmetic number, because the mean of its divisors is an integer number (8212669).

Almost surely, 2^16425337 is an apocalyptic number.

It is an amenable number.

16425337 is a deficient number, since it is larger than the sum of its proper divisors (1).

16425337 is an equidigital number, since it uses as much as digits as its factorization.

16425337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 31.

The square root of 16425337 is about 4052.8184020506. The cubic root of 16425337 is about 254.1975904803.

Adding to 16425337 its reverse (73352461), we get a palindrome (89777798).

The spelling of 16425337 in words is "sixteen million, four hundred twenty-five thousand, three hundred thirty-seven".