202156132 has 6 divisors (see below), whose sum is σ = 353773238. Its totient is φ = 101078064.

The previous prime is 202156121. The next prime is 202156139. The reversal of 202156132 is 231651202.

It can be written as a sum of positive squares in only one way, i.e., 202037796 + 118336 = 14214^2 + 344^2 .

It is not an unprimeable number, because it can be changed into a prime (202156139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25269513 + ... + 25269520.

Almost surely, 2^202156132 is an apocalyptic number.

It is an amenable number.

202156132 is a deficient number, since it is larger than the sum of its proper divisors (151617106).

202156132 is a wasteful number, since it uses less digits than its factorization.

202156132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50539037 (or 50539035 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 202156132 is about 14218.1620471846. The cubic root of 202156132 is about 586.8975633544.

The spelling of 202156132 in words is "two hundred two million, one hundred fifty-six thousand, one hundred thirty-two".