164869150 has 12 divisors (see below), whose sum is σ = 306656712. Its totient is φ = 65947640.

The previous prime is 164869141. The next prime is 164869157. The reversal of 164869150 is 51968461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164869157) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1648642 + ... + 1648741.

It is an arithmetic number, because the mean of its divisors is an integer number (25554726).

Almost surely, 2^164869150 is an apocalyptic number.

164869150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164869150 is a deficient number, since it is larger than the sum of its proper divisors (141787562).

164869150 is a wasteful number, since it uses less digits than its factorization.

164869150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3297395 (or 3297390 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 40.

The square root of 164869150 is about 12840.1382391312. The cubic root of 164869150 is about 548.3356296399.

The spelling of 164869150 in words is "one hundred sixty-four million, eight hundred sixty-nine thousand, one hundred fifty".