201090498 has 16 divisors (see below), whose sum is σ = 459635520. Its totient is φ = 57454416.

The previous prime is 201090493. The next prime is 201090499. The reversal of 201090498 is 894090102.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (201090493) 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, 2393893 + ... + 2393976.

It is an arithmetic number, because the mean of its divisors is an integer number (28727220).

Almost surely, 2^201090498 is an apocalyptic number.

201090498 is an abundant number, since it is smaller than the sum of its proper divisors (258545022).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201090498 is a wasteful number, since it uses less digits than its factorization.

201090498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4787881.

The product of its (nonzero) digits is 5184, while the sum is 33.

The square root of 201090498 is about 14180.6381379683. The cubic root of 201090498 is about 585.8645001934.

The spelling of 201090498 in words is "two hundred one million, ninety thousand, four hundred ninety-eight".