164336425 has 48 divisors (see below), whose sum is σ = 236127744. Its totient is φ = 112320000.

The previous prime is 164336407. The next prime is 164336441. The reversal of 164336425 is 524633461.

164336425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 164336425 - 2¹³ = 164328233 is a prime.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 315165 + ... + 315685.

It is an arithmetic number, because the mean of its divisors is an integer number (4919328).

Almost surely, 2^164336425 is an apocalyptic number.

It is an amenable number.

164336425 is a deficient number, since it is larger than the sum of its proper divisors (71791319).

164336425 is a wasteful number, since it uses less digits than its factorization.

164336425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610 (or 605 counting only the distinct ones).

The product of its digits is 51840, while the sum is 34.

The square root of 164336425 is about 12819.3769349372. The cubic root of 164336425 is about 547.7443985769.

Adding to 164336425 its reverse (524633461), we get a palindrome (688969886).

The spelling of 164336425 in words is "one hundred sixty-four million, three hundred thirty-six thousand, four hundred twenty-five".