164353950 has 36 divisors (see below), whose sum is σ = 441565488. Its totient is φ = 43827600.

The previous prime is 164353949. The next prime is 164353957. The reversal of 164353950 is 59353461.

164353950 is a `hidden beast` number, since 1 + 643 + 5 + 3 + 9 + 5 + 0 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164353957) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 182166 + ... + 183065.

It is an arithmetic number, because the mean of its divisors is an integer number (12265708).

Almost surely, 2^164353950 is an apocalyptic number.

164353950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164353950 is an abundant number, since it is smaller than the sum of its proper divisors (277211538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

164353950 is a wasteful number, since it uses less digits than its factorization.

164353950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365249 (or 365241 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

The square root of 164353950 is about 12820.0604522756. The cubic root of 164353950 is about 547.7638685542.

The spelling of 164353950 in words is "one hundred sixty-four million, three hundred fifty-three thousand, nine hundred fifty".