5271264 has 48 divisors (see below), whose sum is σ = 15377040. Its totient is φ = 1756800.

The previous prime is 5271223. The next prime is 5271281. The reversal of 5271264 is 4621725.

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

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 2187 + ... + 3914.

It is an arithmetic number, because the mean of its divisors is an integer number (320355).

Almost surely, 2^5271264 is an apocalyptic number.

5271264 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

5271264 is an abundant number, since it is smaller than the sum of its proper divisors (10105776).

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

5271264 is a wasteful number, since it uses less digits than its factorization.

5271264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6120 (or 6106 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 5271264 is about 2295.9233436681. The cubic root of 5271264 is about 174.0356645087.

Adding to 5271264 its reverse (4621725), we get a palindrome (9892989).

The spelling of 5271264 in words is "five million, two hundred seventy-one thousand, two hundred sixty-four".