536731 has 16 divisors (see below), whose sum is σ = 635040. Its totient is φ = 449280.

The previous prime is 536729. The next prime is 536743. The reversal of 536731 is 137635.

It is a happy number.

It is not a de Polignac number, because 536731 - 2¹ = 536729 is a prime.

It is a super-2 number, since 2×536731² = 576160332722, which contains 22 as substring.

It is a Duffinian number.

Its product of digits (1890) is a multiple of the sum of its prime divisors (126).

It is a junction number, because it is equal to n+sod(n) for n = 536696 and 536705.

It is not an unprimeable number, because it can be changed into a prime (536771) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10101 + ... + 10153.

It is an arithmetic number, because the mean of its divisors is an integer number (39690).

2⁵³⁶⁷³¹ is an apocalyptic number.

536731 is a deficient number, since it is larger than the sum of its proper divisors (98309).

536731 is a wasteful number, since it uses less digits than its factorization.

536731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126.

The product of its digits is 1890, while the sum is 25.

The square root of 536731 is about 732.6192735657. The cubic root of 536731 is about 81.2678729912.

The spelling of 536731 in words is "five hundred thirty-six thousand, seven hundred thirty-one".