164795854 has 16 divisors (see below), whose sum is σ = 267238800. Its totient is φ = 75950784.

The previous prime is 164795849. The next prime is 164795857. The reversal of 164795854 is 458597461.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 164795798 and 164795807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164795857) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57199 + ... + 60010.

It is an arithmetic number, because the mean of its divisors is an integer number (16702425).

Almost surely, 2^164795854 is an apocalyptic number.

164795854 is a deficient number, since it is larger than the sum of its proper divisors (102442946).

164795854 is a wasteful number, since it uses less digits than its factorization.

164795854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117267.

The product of its digits is 1209600, while the sum is 49.

The square root of 164795854 is about 12837.2837469614. The cubic root of 164795854 is about 548.2543596031.

It can be divided in two parts, 164795 and 854, that added together give a square (165649 = 407²).

The spelling of 164795854 in words is "one hundred sixty-four million, seven hundred ninety-five thousand, eight hundred fifty-four".