201491402 has 8 divisors (see below), whose sum is σ = 345413856. Its totient is φ = 86353452.

The previous prime is 201491399. The next prime is 201491417. The reversal of 201491402 is 204194102.

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

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, 7196108 + ... + 7196135.

It is an arithmetic number, because the mean of its divisors is an integer number (43176732).

Almost surely, 2^201491402 is an apocalyptic number.

201491402 is a deficient number, since it is larger than the sum of its proper divisors (143922454).

201491402 is a wasteful number, since it uses less digits than its factorization.

201491402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14392252.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 201491402 is about 14194.7667117146. The cubic root of 201491402 is about 586.2535779306.

The spelling of 201491402 in words is "two hundred one million, four hundred ninety-one thousand, four hundred two".