537722 has 4 divisors (see below), whose sum is σ = 806586. Its totient is φ = 268860.

The previous prime is 537709. The next prime is 537739. The reversal of 537722 is 227735.

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

It can be written as a sum of positive squares in only one way, i.e., 474721 + 63001 = 689^2 + 251^2 .

It is a junction number, because it is equal to n+sod(n) for n = 537691 and 537700.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 537722.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134429 + ... + 134432.

2⁵³⁷⁷²² is an apocalyptic number.

537722 is a deficient number, since it is larger than the sum of its proper divisors (268864).

537722 is a wasteful number, since it uses less digits than its factorization.

537722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268863.

The product of its digits is 2940, while the sum is 26.

The square root of 537722 is about 733.2953020441. The cubic root of 537722 is about 81.3178588913.

The spelling of 537722 in words is "five hundred thirty-seven thousand, seven hundred twenty-two".