5311780 has 24 divisors (see below), whose sum is σ = 11201400. Its totient is φ = 2115840.

The previous prime is 5311777. The next prime is 5311783. The reversal of 5311780 is 871135.

It is an interprime number because it is at equal distance from previous prime (5311777) and next prime (5311783).

It can be written as a sum of positive squares in 4 ways, for example, as 30976 + 5280804 = 176^2 + 2298^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5311783) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6600 + ... + 7360.

It is an arithmetic number, because the mean of its divisors is an integer number (466725).

Almost surely, 2^5311780 is an apocalyptic number.

It is an amenable number.

5311780 is an abundant number, since it is smaller than the sum of its proper divisors (5889620).

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

5311780 is a wasteful number, since it uses less digits than its factorization.

5311780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119 (or 1117 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 5311780 is about 2304.7299191012. The cubic root of 5311780 is about 174.4804180510.

The spelling of 5311780 in words is "five million, three hundred eleven thousand, seven hundred eighty".