201490610 has 8 divisors (see below), whose sum is σ = 362683116. Its totient is φ = 80596240.

The previous prime is 201490591. The next prime is 201490621. The reversal of 201490610 is 16094102.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 199854769 + 1635841 = 14137^2 + 1279^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10074521 + ... + 10074540.

Almost surely, 2^201490610 is an apocalyptic number.

201490610 is a deficient number, since it is larger than the sum of its proper divisors (161192506).

201490610 is a wasteful number, since it uses less digits than its factorization.

201490610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20149068.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 201490610 is about 14194.7388140818. The cubic root of 201490610 is about 586.2528098028.

The spelling of 201490610 in words is "two hundred one million, four hundred ninety thousand, six hundred ten".