5537864 has 32 divisors (see below), whose sum is σ = 10896120. Its totient is φ = 2635776.

The previous prime is 5537863. The next prime is 5537879. The reversal of 5537864 is 4687355.

It can be written as a sum of positive squares in 4 ways, for example, as 5484964 + 52900 = 2342^2 + 230^2 .

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5537863) 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, 15512 + ... + 15864.

Almost surely, 2^5537864 is an apocalyptic number.

It is an amenable number.

5537864 is a deficient number, since it is larger than the sum of its proper divisors (5358256).

5537864 is a wasteful number, since it uses less digits than its factorization.

5537864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449 (or 445 counting only the distinct ones).

The product of its digits is 100800, while the sum is 38.

The square root of 5537864 is about 2353.2666657224. The cubic root of 5537864 is about 176.9215607839.

The spelling of 5537864 in words is "five million, five hundred thirty-seven thousand, eight hundred sixty-four".