201315552 has 48 divisors (see below), whose sum is σ = 537425280. Its totient is φ = 65965952.

The previous prime is 201315511. The next prime is 201315577. The reversal of 201315552 is 255513102.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 12108 + ... + 23435.

It is an arithmetic number, because the mean of its divisors is an integer number (11196360).

Almost surely, 2^201315552 is an apocalyptic number.

It is an amenable number.

201315552 is an abundant number, since it is smaller than the sum of its proper divisors (336109728).

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

201315552 is a wasteful number, since it uses less digits than its factorization.

201315552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35615 (or 35607 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 201315552 is about 14188.5711754214. The cubic root of 201315552 is about 586.0829789269.

Adding to 201315552 its reverse (255513102), we get a palindrome (456828654).

The spelling of 201315552 in words is "two hundred one million, three hundred fifteen thousand, five hundred fifty-two".