201839648 has 12 divisors (see below), whose sum is σ = 397371870. Its totient is φ = 100919808.

The previous prime is 201839633. The next prime is 201839683. The reversal of 201839648 is 846938102.

It can be written as a sum of positive squares in only one way, i.e., 184633744 + 17205904 = 13588^2 + 4148^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3153713 + ... + 3153776.

Almost surely, 2^201839648 is an apocalyptic number.

It is an amenable number.

201839648 is a deficient number, since it is larger than the sum of its proper divisors (195532222).

201839648 is an equidigital number, since it uses as much as digits as its factorization.

201839648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6307499 (or 6307491 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 41.

The square root of 201839648 is about 14207.0281199130. The cubic root of 201839648 is about 586.5911323781.

The spelling of 201839648 in words is "two hundred one million, eight hundred thirty-nine thousand, six hundred forty-eight".