164203836 has 24 divisors (see below), whose sum is σ = 386865024. Its totient is φ = 54202800.

The previous prime is 164203783. The next prime is 164203849. The reversal of 164203836 is 638302461.

164203836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×164203836² = 53925799514229792, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 164203797 and 164203806.

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, 65190 + ... + 67661.

It is an arithmetic number, because the mean of its divisors is an integer number (16119376).

Almost surely, 2^164203836 is an apocalyptic number.

It is an amenable number.

164203836 is an abundant number, since it is smaller than the sum of its proper divisors (222661188).

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

164203836 is a wasteful number, since it uses less digits than its factorization.

164203836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132961 (or 132959 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 164203836 is about 12814.2044622364. The cubic root of 164203836 is about 547.5970495795.

The spelling of 164203836 in words is "one hundred sixty-four million, two hundred three thousand, eight hundred thirty-six".