532639 has 2 divisors, whose sum is σ = 532640. Its totient is φ = 532638.

The previous prime is 532633. The next prime is 532663. The reversal of 532639 is 936235.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 532639 - 2⁵ = 532607 is a prime.

It is a super-3 number, since 3×532639³ = 453335930847699357, which contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (532633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266319 + 266320.

It is an arithmetic number, because the mean of its divisors is an integer number (266320).

2⁵³²⁶³⁹ is an apocalyptic number.

532639 is a deficient number, since it is larger than the sum of its proper divisors (1).

532639 is an equidigital number, since it uses as much as digits as its factorization.

532639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4860, while the sum is 28.

The square root of 532639 is about 729.8212109825. The cubic root of 532639 is about 81.0608190281.

The spelling of 532639 in words is "five hundred thirty-two thousand, six hundred thirty-nine".