5213864 has 8 divisors (see below), whose sum is σ = 9776010. Its totient is φ = 2606928.

The previous prime is 5213861. The next prime is 5213867. The reversal of 5213864 is 4683125.

It is an interprime number because it is at equal distance from previous prime (5213861) and next prime (5213867).

It can be written as a sum of positive squares in only one way, i.e., 2748964 + 2464900 = 1658^2 + 1570^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (5213861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325859 + ... + 325874.

Almost surely, 2^5213864 is an apocalyptic number.

It is an amenable number.

5213864 is a deficient number, since it is larger than the sum of its proper divisors (4562146).

5213864 is a wasteful number, since it uses less digits than its factorization.

5213864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651739 (or 651735 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 5213864 is about 2283.3887097908. The cubic root of 5213864 is about 173.4016528841.

Adding to 5213864 its reverse (4683125), we get a palindrome (9896989).

The spelling of 5213864 in words is "five million, two hundred thirteen thousand, eight hundred sixty-four".