201630532 has 6 divisors (see below), whose sum is σ = 352853438. Its totient is φ = 100815264.

The previous prime is 201630521. The next prime is 201630551. The reversal of 201630532 is 235036102.

It can be written as a sum of positive squares in only one way, i.e., 158911236 + 42719296 = 12606^2 + 6536^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25203813 + ... + 25203820.

Almost surely, 2^201630532 is an apocalyptic number.

It is an amenable number.

201630532 is a deficient number, since it is larger than the sum of its proper divisors (151222906).

201630532 is a wasteful number, since it uses less digits than its factorization.

201630532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50407637 (or 50407635 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 201630532 is about 14199.6666158048. Note that the first 4 decimals coincide. The cubic root of 201630532 is about 586.3884830978.

Adding to 201630532 its reverse (235036102), we get a palindrome (436666634).

The spelling of 201630532 in words is "two hundred one million, six hundred thirty thousand, five hundred thirty-two".