201422455 has 8 divisors (see below), whose sum is σ = 260299872. Its totient is φ = 148742688.

The previous prime is 201422447. The next prime is 201422497. The reversal of 201422455 is 554224102.

201422455 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 201422455 - 2³ = 201422447 is a prime.

It is a Duffinian number.

It is a congruent 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, 1549339 + ... + 1549468.

It is an arithmetic number, because the mean of its divisors is an integer number (32537484).

Almost surely, 2^201422455 is an apocalyptic number.

201422455 is a deficient number, since it is larger than the sum of its proper divisors (58877417).

201422455 is a wasteful number, since it uses less digits than its factorization.

201422455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3098825.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 201422455 is about 14192.3378976122. The cubic root of 201422455 is about 586.1867015671.

Adding to 201422455 its reverse (554224102), we get a palindrome (755646557).

The spelling of 201422455 in words is "two hundred one million, four hundred twenty-two thousand, four hundred fifty-five".