202153064 has 8 divisors (see below), whose sum is σ = 379037010. Its totient is φ = 101076528.

The previous prime is 202153033. The next prime is 202153073. The reversal of 202153064 is 460351202.

It can be written as a sum of positive squares in only one way, i.e., 178436164 + 23716900 = 13358^2 + 4870^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×202153064² = 81731722569176192, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12634559 + ... + 12634574.

Almost surely, 2^202153064 is an apocalyptic number.

It is an amenable number.

202153064 is a deficient number, since it is larger than the sum of its proper divisors (176883946).

202153064 is a wasteful number, since it uses less digits than its factorization.

202153064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25269139 (or 25269135 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 202153064 is about 14218.0541565996. The cubic root of 202153064 is about 586.8945943443.

The spelling of 202153064 in words is "two hundred two million, one hundred fifty-three thousand, sixty-four".