164429750 has 16 divisors (see below), whose sum is σ = 307812960. Its totient is φ = 65771800.

The previous prime is 164429689. The next prime is 164429791. The reversal of 164429750 is 57924461.

164429750 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×164429750³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 328610 + ... + 329109.

It is an arithmetic number, because the mean of its divisors is an integer number (19238310).

Almost surely, 2^164429750 is an apocalyptic number.

164429750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164429750 is a deficient number, since it is larger than the sum of its proper divisors (143383210).

164429750 is an equidigital number, since it uses as much as digits as its factorization.

164429750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657736 (or 657726 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 164429750 is about 12823.0164158048. The cubic root of 164429750 is about 547.8480651308.

The spelling of 164429750 in words is "one hundred sixty-four million, four hundred twenty-nine thousand, seven hundred fifty".