537623 has 4 divisors (see below), whose sum is σ = 543048. Its totient is φ = 532200.

The previous prime is 537611. The next prime is 537637. The reversal of 537623 is 326735.

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-537623 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 537592 and 537601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537673) 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, 2561 + ... + 2762.

It is an arithmetic number, because the mean of its divisors is an integer number (135762).

2⁵³⁷⁶²³ is an apocalyptic number.

537623 is a deficient number, since it is larger than the sum of its proper divisors (5425).

537623 is a wasteful number, since it uses less digits than its factorization.

537623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5424.

The product of its digits is 3780, while the sum is 26.

The square root of 537623 is about 733.2277954360. The cubic root of 537623 is about 81.3128681078.

The spelling of 537623 in words is "five hundred thirty-seven thousand, six hundred twenty-three".