164655254 has 16 divisors (see below), whose sum is σ = 267010800. Its totient is φ = 75885984.

The previous prime is 164655209. The next prime is 164655289. The reversal of 164655254 is 452556461.

It is a super-2 number, since 2×164655254² = 54222705339609032, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57149 + ... + 59960.

It is an arithmetic number, because the mean of its divisors is an integer number (16688175).

Almost surely, 2^164655254 is an apocalyptic number.

164655254 is a deficient number, since it is larger than the sum of its proper divisors (102355546).

164655254 is a wasteful number, since it uses less digits than its factorization.

164655254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117167.

The product of its digits is 144000, while the sum is 38.

The square root of 164655254 is about 12831.8063420549. The cubic root of 164655254 is about 548.0983959390.

The spelling of 164655254 in words is "one hundred sixty-four million, six hundred fifty-five thousand, two hundred fifty-four".