202115164 has 24 divisors (see below), whose sum is σ = 374987648. Its totient is φ = 95152320.

The previous prime is 202115131. The next prime is 202115167. The reversal of 202115164 is 461511202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202115167) 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, 17439 + ... + 26614.

Almost surely, 2^202115164 is an apocalyptic number.

It is an amenable number.

202115164 is a deficient number, since it is larger than the sum of its proper divisors (172872484).

202115164 is a wasteful number, since it uses less digits than its factorization.

202115164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44125 (or 44123 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 202115164 is about 14216.7212816458. The cubic root of 202115164 is about 586.8579147199.

Adding to 202115164 its reverse (461511202), we get a palindrome (663626366).

The spelling of 202115164 in words is "two hundred two million, one hundred fifteen thousand, one hundred sixty-four".