201201264 has 120 divisors (see below), whose sum is σ = 631059312. Its totient is φ = 59304960.

The previous prime is 201201251. The next prime is 201201271. The reversal of 201201264 is 462102102.

201201264 is a `hidden beast` number, since 201 + 201 + 264 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56892 + ... + 60324.

Almost surely, 2^201201264 is an apocalyptic number.

201201264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201201264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (315529656).

201201264 is an abundant number, since it is smaller than the sum of its proper divisors (429858048).

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

201201264 is a wasteful number, since it uses less digits than its factorization.

201201264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3495 (or 3486 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 201201264 is about 14184.5431368092. The cubic root of 201201264 is about 585.9720503701.

Adding to 201201264 its reverse (462102102), we get a palindrome (663303366).

The spelling of 201201264 in words is "two hundred one million, two hundred one thousand, two hundred sixty-four".