201349418 has 16 divisors (see below), whose sum is σ = 307692000. Its totient is φ = 98791632.

The previous prime is 201349409. The next prime is 201349469. The reversal of 201349418 is 814943102.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86048 + ... + 88356.

It is an arithmetic number, because the mean of its divisors is an integer number (19230750).

Almost surely, 2^201349418 is an apocalyptic number.

201349418 is a deficient number, since it is larger than the sum of its proper divisors (106342582).

201349418 is a wasteful number, since it uses less digits than its factorization.

201349418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3109.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 201349418 is about 14189.7645505484. The cubic root of 201349418 is about 586.1158413876.

The spelling of 201349418 in words is "two hundred one million, three hundred forty-nine thousand, four hundred eighteen".