5437687 has 4 divisors (see below), whose sum is σ = 5470416. Its totient is φ = 5404960.

The previous prime is 5437643. The next prime is 5437699. The reversal of 5437687 is 7867345.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5437687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5437387) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16114 + ... + 16447.

It is an arithmetic number, because the mean of its divisors is an integer number (1367604).

Almost surely, 2^5437687 is an apocalyptic number.

5437687 is a deficient number, since it is larger than the sum of its proper divisors (32729).

5437687 is a wasteful number, since it uses less digits than its factorization.

5437687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32728.

The product of its digits is 141120, while the sum is 40.

The square root of 5437687 is about 2331.8848599363. The cubic root of 5437687 is about 175.8482572081.

The spelling of 5437687 in words is "five million, four hundred thirty-seven thousand, six hundred eighty-seven".